This lets you compare every electric car we've tested, and also see how our tests compare to EPA estimates. car traveling at 60 mph? What is the kinetic energy of a 3000lb. Question: (4) A 3000 lb car is traveling at a speed of 25 mph on a level circular track shown when the driver applies the brake. 23 N. The coefficient of static friction between the car and the road is 0. Despite the fact that this can range from $9. If a car is traveling at 70 mph, how fast is the car traveling in feet per second? How long does it take to drive one mile going 325mph? If you are driving at a constant speed of 65 miles per hour, how long will it take you to travel 260 miles? The speed of car A after t minutes is 8 times t m/s. Expert-verified. Problem 15. 22,563. The road surface is approximated as sinusoidal with amplitude Y= 5 in and wave length 1 = 6 ft. Note: The results you obtain from these calculators are just guestimations, though. Within 75 feet when traveling at a speed of 20 mph. you only have to change the signs because all though the speeds are the same the cars are now moving AWAY from the intersection, so dy/dt = 60, not -60, and dx/dt = 30, not -30. You slam on your brakes that have a braking force of 2000 lbf. For instance, during a 5 g turn, there are 60 to 70 pounds (27 to 32 kg) of force pulling the driver's head to the side. Step 1: Enter shaft horsepower value P = 3000 hp. This answer has been confirmed as correct and helpful. How many pounds of force does a 3000 pound car traveling 70mph have? - Answers Auto > General Auto How many pounds of force does a 3000 pound car. He then holds the end of the rope and spinsFind F. 7 percent increase in the likelihood of a vehicle exceeding the speed limit by any amount and a 2. 11 [Level 1] Assume that the driver of a car, traveling at 70 mph, has to panic-brake to a dead stop. Advertisement. Two cars are traveling along perpendicular roads, car A at 40 mph and car B at 60 mph. Thetable below shows stopping distances for various speeds. Assume that the brakes are not applied during a collision. Click the CALCULATE button and this equals 61. A car with weight 3000 lb traveling at 30 mph rounds a corner on an unbanked road with radius 100 ft. The Horsepower Calculator will calculate the horsepower of any vehicle instantly if you provide the total weight in pounds of the vehicle (and its occupants) and the MPH (miles per hour) that the vehicle is traveling the instant the vehicle crosses the finish line for the quarter. For example, let’s consider a speed of 60 MPH. 1 seconds, and dispatches the quarter-mile in 9. 0 imes 10^3 kg truck whose speed is 20. And it's draining the velocity of 45 mph. 7. 14,373. From table (2. ∙ 2016-06-10 17:27:02. 4), one lb is equal to 4. how many g's in a car crash, loose objects flying around in your car during a collision cannot harm you, in a collision, the second collision is when, falling asleep at the wheel is fatal in 87% of collisions, crash data reveals collisions involving fire water represent, which of the following are provisions that are used to help protect vulnerable road users, 75 of death. A 3,000 pound car traveling at 70 mph has 15. Click “Calculate. 11 m/s. Asked 9/24/2021 6:27:57 PM. It means that a sound wave in air needs about 2. 877 meters per sec. 2 mph each second. Paul. Taking into account the driver's weight (let's use Lewis Hamilton, who. 9 seconds at 117 mph—numbers that are almost dead-on with the new M2's. It means that a sound wave in air needs about 2. 0 ˛ 105 kgoem/s, A 1200-kg ferryboat is moving south at 20 m/s. It took him 25 minutes on the way to work and 35 minutes on. The average risk of death for a pedestrian reaches 10% at an impact speed of 23 mph, 25% at 32 mph, 50% at 42 mph, 75% at 50 mph, and 90% at 58 mph. 0%. 82 miles/min: 50 mph: 0. E n e r g y Ultra. Who are the experts? Experts are tested by Chegg as specialists in their subject area. The calculator can use any two of the values to calculate the third. Free-flow speed is actually defined as the speed that occurs when density and flow are zero. Compute the total force of a head-on collision between a Ford Pickup going 75 mph and weighing 4,500 pounds (acceleration is 2. In a head-on collision, the sum of the automobile speeds does not equal the force of the impact on each vehicle. This number changes with the weight of the truck. The calculator can use any two of the values to calculate the third. Not Answered. b. 41 m/s momentum = velocity * mass momentum = 13. 2300 lb's 1043 kg (mass of car) 40 mph 18 m/s (mps) (velocity of car) We can just estimate t to be . Meanwhile a 2500-lb car B is traveling at 4 fts to the left. how far. 2 ft/s^2 for English units, or 9. 3. A passenger vehicle weighing 4,000 pounds, traveling under ideal conditions at a speed of 65 miles per hour would take 316 feet to stop (nearly the length of a football field). 78 miles/min: 48 mph: 0. 8 million pounds of forward-moving. 000-kg truck is traveling at 20 m/s. The new Wheel RPM (831 rpm) is lower than the old one (877 rpm). 200 feet, The minimum legal tread depth for the tires on your vehicle is a. A) a 3,000- lb car engine develops a useful output power of 40 hp when traveling at 60 mph (88 ft/s) on a level road. SteamKing said: When traveling on level roads at constant speed, most passenger cars need only about 20 hp or so to overcome rolling friction and air drag. Engineering. 8 million pounds of force to release in an impact so the answer is 1508 million pounds of force. 5. A truck with an 80,000 pounds load isn't. 1 second behind its siblings. Power-to-weight ratio (PWR) formula. pounds. 521. 7 feet per second. 13 NNot only is this model quick, with a 0-60 mph time of 4. The Relative Speeds of the Vehicles. An 2000 lb car is traveling at an elevation of 5000ft (p = 0. A 3,000 pound car traveling at 70 mph has 15. You would then. Assuming the car's tires do not. 70 to the left. Solve the following problem by setting up an appropriate equation: Two cars, each traveling at a constant speed one 60 mph and the other 70 mph start at the same time from the same point traveling in the same direction. Imagine this: A 60 pound unbelted child in the back seat of a car traveling at a mere 30 miles per hour is involved in a sudden collision can weigh as much as a young elephant -- about 2,700 pounds. Imagine a car traveling at 73 km/hr (roughly 45 miles/hour) when the traffic light at the intersection turns from green to yellow. Step 3: Choose the Crouch constant, C from the list for hydroplanes, i. 4 tons of force acting on the body!With its additional power and aided by the automatic's launch-control programming, our 3820-pound test car shot to 60 mph in 3. After driving through heavy rain or deep puddles, you should always check for _____. What is the mass of a bullet traveling at 1,150 feet per second with an energy. 8 million pounds of force to release in an impact. Let's say the posted speed limit on a rural highway is 55 miles per hour, and a crash results in a totaled. How much force does a 3000 pound car traveling 70 mph have? According to Newton’s second law of motion, a 3,000-pound vehicle traveling at 70 miles per hour has approximately 15. wet brakes. The engines of these machines generate 17-24 HP, which ensures a top speed of 4-6 mph. S. Consider your example of a collision between identical cars traveling at 60 mph. The swarm is traveling at 1 mph in the opposite direction of the truck. 8 million pounds of force to release in a crash. The FBD is already given. 1 Answer/Comment. 25Determine the average rate of change in braking distance, in ft/mph, between one car traveling at 50 mph and onetraveling at 70 mph. How much force does a 3000 pound car traveling 70 mph have? According to Newton's second law of motion, a 3,000-pound vehicle traveling at 70 miles per hour has approximately 15. Weight of the car, W = mg = 2600 pound. 2% of a bicycle. When being driven at a speed of 20 mph, a. A car, shown in Figure P1. 3 million pounds of force. The statement. Reaction time is also three-quarters of a second. 8 three times the speed of a vehicle will mean the vehicle will have ___ times. A 3. False. car traveling at 60 mph? Expert Answer. 160 feet d. Air Drag Coefficients and Frontal Area Calculation. 📚 Related Questions. Question. Rating. 002378 slugs/ft3. k i l o g r a m. The driver slowly increases the vehicle speed until he is no longer able to keep both wheel pairs straddling the line. An 80,000 lb semitruck A (the maximum weight allowed in many state) is traveling at 70 mph when it encounters a swarm of mosquitoes B. Copy. A car traveling at 70 miles per hour traveled one hour Linder than a truck traveling at 60 miles per hour. To determine how far the vehicle will travel while braking, use the formula of 1/2 the initial velocity multiplied by the time required to stop. Here is a. calculate the kinetic energy of a car that weighs 3,000 lb and is traveling with a velocity of 45mph. This distance is influenced by several factors, including the car's braking system, road conditions, and the driver's reaction time. or full names for units of length, area, mass, pressure, and other types. However, if you’re driving at 60 mph, then your RPMs should be around 1900. You'll get a detailed solution from a subject matter expert that helps you learn core concepts. The force from air resistance is F d and acts at the center of aerodynamic pressure (CP) as shown. 2, determine. m = mass. 2v + v2 20 which is 1 20v2 + 2. What is the speedometer reading of the car in km/h? A 500-kg dragster accelerates from rest to a final speed of 110 m/s in 400 m (about a quarter of a mile) and encounters an average frictional force of 1200 N. If parts are replaced when you have work done on your vehicle, _____. Kinetic energy is given by the formula KE = 1/2, where m is mass and v is velocity. 125 hp for every pound of car. Where a vehicle is totaled in a car accident, it's a pretty safe bet that one or more of the vehicles involved was traveling at a high rate of speed -- though it's not necessarily proof of speeding. Before the drop, they stated that the piano weighed 700 pounds and would be dropped 50 feet above the roof. It can tow up to 7,200 pounds. 2% of a bicycle. Enter the car's speed in either miles or kilometers per hour and the stopping distance. The corresponding engine power is 96 hp. A) a 3,000- lb car engine develops a useful output power of 40 hp when traveling at 60 mph (88 ft/s) on a level road. Determine the amplitude ratio of. 11/01/2010 2:42 PM. 210 Joules d. 71 (in drive) works out to 100 mph!) According to the Camquest program dyno, 340 torque peak should be around 3500 rpm. TRUE. 39. Determine the speed of the car A. Using the formula, the calculation for G force would be as follows: G Force = 60 / 0. 62 to $18. Reasoning: Work = force x distance. If the total distance travelled was 500 miles and the time it took you was 5 hours, then your average speed was 500 / 5 = 100 miles per hour (mph). ) TRUE B. In the field RPM, the calculator will tell you your new RPM at 60 mph in 3rd gear (3318 rpm). A fully-loaded semi-truck traveling at 65 miles per hour would need the stopping distance of about 525 feet. 0 m long rope. 825 is 10. SEE MORE TEXTBOOKS. Study now. 6 * 60 = 2 ds/dt. Within 100 feet when traveling at a speed of 20 mph. It's still energy, though, and still uses the same formula. 1 seconds, but it’s an impressive tow vehicle, too. Modeling the car as a particle and assuming that the car is traveling on a rectilinear and horizontal stretch of road, determine the amount of work done on the car throughout the acceleration process if the. TRUE. Ah So here we have to. Jewett. 14,520. A driver travelling at 50 mph is 80 m from the wall ahead. If you are traveling at the speed of 60 miles per hour, you would divide 3300/60 to get 55, as in 55 hours. The exponent over the variables should always be 1. 99). Question: 22. So, if your car only makes 180 HP, you won't be able to get to 150 MPH. 0 feet per second. Car A is traveling at a speed of 61 mph and is increasing its speed 0. A three thousand-pound car traveling at 70 mph has 15. 7753 kiloJoules. 15) A 100-kg box is pushed with a force of 35 lb. F = 312 N. 11. Taking into account the driver's weight (let's use Lewis Hamilton, who weighs 150 lb), that makes a total weight of 1788 lb. If the cars crash head-on and become entangled, determine their common velocity in ft/s just after the collision. 8 million pounds of forward-moving force to release in the event of a collision. If you know the distance moved and the time used - the acceleration can be calculated as. A car that is initially moving at 7. You are given W = 3000 lbs = mass of car * g and V = 60 mph. Step 1 of 4. The '70 VW Beetle may be a primitive car by modern standards, but it's light-years ahead of the 1949 VW Beetle. Get an answer. 0 ˛ 102 kgoem/s C) 2. Ways to figure out the driving time:This problem is easily solved using ratios:Traveling at 70 MPH = 70 miles / h = 70. A) 30 mph B) 75 mph C) 45 mph D) 55 mph Q3) On this dangerous road (aka I-91) there is yet another collision, almost the same as the previous one. Touching 180 miles per hour, any stationary or in-motion vehicle has an increased chance of. Front. 11) 2 / 2 = 135775. The FBD is already given. 1. Armor Penetration Calculator. This answer has been confirmed as correct and helpful. TRUE. m c. G. 60mph. 15. The swarm is traveling at 1 mph in the opposite direction of the truck. There are 60 seconds in a minute, and 5280 feet in a mile, so by dividing the 5280 feetby 60 seconds, we find that the car is traveling at a velocity of 88 FPS(feet per second). Assuming the direction is up, calculate the acceleration. After one second, you're falling 9. It would take less than a half hour to travel 30 miles at 70 miles per hour. F=ma. Along with values, enter the known units of measure for each and this. F = 640 pounds. See Answer. Assume the horizontal road. 8 million pounds of force to release in a crash. TRUE. A 3,000 Pound Car Traveling At 70 Mph Has 15. Reaction time is also three-quarters of a second. This is further explained below. You can adjust your RPMs by changing gears or pressing on the gas pedal more firmly. 8 million pounds of. 8 m/s. 5 mph each second. Let the velocity of truck be v_t=50 miles/hr Let the starting point of car be O then The starting point of the truck will be 20 Miles from the point O. A car is traveling up a 2% grade at 70 mi/h on good, wet pavement. To reduce wear and tear to the engine and ensure you get maximum fuel efficiency, it’s best to stay in the 2000-3000 RPM range when driving on a highway at 60-70 mph. To convert between miles per hour (mph) and feet per second (ft/sec): V (mph) = V (ft/sec) * 0. 10 miles per hour = 14. Principles of Physics: A Calculus-Based Text. Here (kg) is the weight of the car plus passengers in kilograms (pounds divided by 2. 202,919 ft-lb d. 2 pounds in a kilogram. A) a 3,000- lb car engine develops a useful output power of 40 hp when traveling at 60 mph (88 ft/s) on a level road. An automobile, weighing 1000 lb empty and 3000 Ib fully loaded, vibrates in a vertical direction while traveling at 55 mph on a rough road having a sinusoidal waveform with an amplitude Y ft and a period 12 ft. Obviously actual stopping distances will vary considerably depending on condition of the road and car as well as the alertness of the driver. If the box is displaced by 6 meters, the amount of work done on the box is. Or, your body, unrestrained in the vehicle, could hit the windshield with about 16,000 foot. Most sections of the country’s interstates have speed limits between 70 and 75 mph. Also to know is, can you survive a 70 mph crash? If either car in an accident is traveling faster than 43 mph, the chances of surviving a head-on crash plummet. After the cars crashed each other, the car B will travel the right at the speed Grade of 3 ft/s. Sound moves through the air at a speed of around 343 meters per second, which is 1234. 5 seconds. It is struck from behind by a 1000-pound car, driven by a late-for-class professor, traveling at 75 mph. 600 kg. Author: Raymond A. 40 and A_f = 20 ft^2 and the available tractive effort is 255 lb, what is the maximum grade that this car could ascend and still maintain the 70mph speed?A car going 100 mph therefore has more than twice as much kinetic energy as a car going 70. At what speed should you make a 525-mile trip: (a) If gas costs $3 per gallon and your time is worth $18/hr? (b) If gas costs $4 per gallon and your time is worth $12/hr?A normal passenger car traveling at a speed of 65 miles per hour would require about 300 feet to stop. The C. such as top rounded corners, etc. 40° B) 5. 8 million pounds of force to release in a crash. Calculate the superelevation angle that would have to exist so that no lateral friction force would act on the tires. But on average, an electric car can travel quite a distance at 70 mph. 8 million pounds of force released in a crash. 165949 N in no time and saves you from lengthy calculations. A 3,000 pound car traveling at 70 mph has _____ million pounds of force to release in an impact. The 3000−lb car, traveling at 60mph, is suddenly given full throttle. Road ConditionsTypical g-forces in a motor-vehicle collision. When a car crashes, the impact can create a tremendous amount of energy, equal to 15. 58 m/s. 80 miles/min: 49 mph: 0. To find the speed more accurately, we use the quadratic formula to solve the quadratic equation: 500 = 2. 200 mi (1056 ft). A 3,000 pound car traveling at 70 mph has 15. AI Homework Help. A typical example would be a Ferrari, which might have 800 horsepower on a 3,500 pound car. Later, it gets on a highway and accelerates to 60 mph Which takes more 2) 30 →60 mph 3) both the same accelerates to 60 mph. Determine the ground reaction forces on the front and rear wheels as well as the car acceleration (use Appendix. 200 mi (1056 ft). This chart is a good cheat sheet for time, speed, distance calculations for how fast a vehicle is going per second. Speed. 8 Million Pounds Of Force To Release In A Crash. 2 kg momentum = 12166 kg*m/s. asked in Education by voice (257k points) jobs-n. A fatal car accident is practically inevitable at speeds of 70 mph or more. W = F l (4) where . 877 meters per sec. A human can run, in this case, 40 yards in 4 seconds. For a fully-loaded commercial truck, the stopping distance of it running at 65 miles per hour is about 525 feet. e. In this case, this works out to be . Impact pressure would be 74,250 pounds/square foot. Expert answer from Brainly: If a 3,000-pound car traveling at 70. by how much does the spring…. (how many horsepower the engine produces) by the boat's displacement (in pounds). , C = 220. 1 m/s), DV is the change in speed (10 mph is 4. Hint: Friction force has two components: along the t-axis and n-axis 100 ft Ans: (a)max22. The log B is traveling at 12 mph in the opposite direction of the truck. The Change In Force. 5. 8 million pounds. The traffic is traveling at 70 MPH. That unit doesn't have a special name that I know of. (center of gravity) of the test vehicle is 3. 1 hp = 550 ft. The Tesla Model 3 dual motor, long-range is EPA-rated at 322 miles per charge and is one of the most efficient EVs available today. 11) 2 / 2 = 135775. An 80,000 lb truck A is traveling at 70 mph when it encounters a wood log B. Of course, having a GPS reading of the distance would be more precise. The 3000-lb car is traveling at 60 mi/hr on the straight portion of the road, and then its speed is reduced uniformly from A to C, at which point it comes to rest. Quick List: Best 60-70 MPH Electric Scooters. 100% (4 ratings) Transcribed image text: 2. 45 N. The amount of distance you need to stop the car increases with speed. You'll get a detailed solution from a subject matter expert that helps you learn core concepts. For instance, if you cross over from Alabama to Mississippi, you could suddenly be exceeding the maximum towing speed, which falls 10 mph (16 kph). See answer (1) Best Answer. 3. 100% (37 ratings) for this solution. 8 million. The automobile has a weight of 3000 lb and is traveling forward at 4 ft/s when it crashes into the wall. Say, a car going 60 MPH. Momentum Equation for these Calculations: p = mv p = m v. Car #1 with a 3000-pound weight is moving at 70 mph; car #2, a mini that weighs only 1000 pounds is moving at a pathetic and illegal 30 miles per hour. 94,332 ft-lb b. The specific formula for converting MPH to G force is: G Force = Speed (MPH) / 0. According to Newton’s second law of motion, a 3,000-pound vehicle traveling at 70 miles per hour has approximately 15. What is the average force on the car? Problem 1PE: A 63. A 3,000-pound car is cornering a 300-foot-radius freeway turn at 30 mph. 1/12 inch. The "highest" (ideal) type of basic freeway section is one in which the free-flow speed is 70 mph or higher. Before the car over taking. Using the first kinetic energy equation above, replace the values for m and v and get KE = 2200 · (11. The heavier object will reach. In this case, this works out to be . 0 sec Top Speed (gov ltd): 114 mph Braking, 70–0 mph: 200 ft Roadholding, 300-ft Skidpad: 0. An airplane flies 12 m/s due north with a velocity of 35. A car weighs 1000lb empty and 3000lb when fully loaded. G. Honk the horn, if necessary, to get the other driver's attention. 1 pound-force is the gravitational force exerted by the Earth on a mass of 1 pound. Expert-verified. 2 feet above the pavement and 5. 1 pound-force is the gravitational force exerted by the Earth on a mass of 1 pound. 25 25 56. A truck with an 80,000 pounds load isn't going to stop at the same distance as an empty truck. Log in for more information. VIDEO ANSWER: The key to this problems understand that the acceleration is the most important thing and I like the deceleration makes it negative 20 because the velocity, the derivative of velocity excuse me, is eqSpeed limits on U. Rolling Start, 5–60 mph: 6. (Figure 1) Assuming the brakes are not applied, determine the average impulsive force acting on the car. At InsideEVs, we drive every EV at a constant 70 mph until the battery dies. (I converted the weight of the car to the mass of the car in Kg and all other units to SI units, then converted final force back to lb's)What is the momentum of a 2000 pound car traveling at 30 miles per hour Give the answer in metric units change pounds to kilograms miles per hour to meters per second? 2000 pounds = 907. The study showed that headwinds with wind speeds up to 115 miles per hour do not tip over vehicles. A 3,000 pound car traveling at 70 mph has 15. Examples include mm, inch, 70 kg, 150 lbs, US fluid ounce, 6'3", 10 stone 4, cubic cm, metres squared, grams, moles. After 65 seconds , the cars will both be traveling at 20 mph B. If you drive faster than other vehicles on a road with one lane in each direction and continually pass the other cars, you will:. Moving with the speed 70 mph, the train spends hours one way. 89 m/s) has the SAME MOMENTUM as a 4,000-pound (1,800 kg) sport utility vehicle traveling 40 mph (18 m/s). 5 in. 8 million pounds of forward-moving force to release in the event of a collision. Right before impact, the piano would be traveling at 38 mph and have an impact force of. Now work = 154 x 6 = 924 J. 75 feet b. 8 million pounds of force to release in a crash. /sec x 1/0. Note that Newtons is a measure of force, whereas pounds is a measure of mass. If you drop an object from 15 feet. Any vehicle with 3 or more axles or weighing more than 4,000 pounds. Also, with multiple impacts, the people inside the cars can suffer more severe personal injuries. The Momentum Calculator uses the formula p=mv, or momentum (p) is equal to mass (m) times velocity (v). 8 million pounds of force to release in a crash. To calculate the kinetic energy, first convert km/h to meters per second: 40km/h = 11. Select a wire length and use it to determine (a) the normal stress, in lb/in. New answers. A. 30 newton/(km/h) to lbs/(mph) = 10. When a car crashes, the impact can create a tremendous amount of energy, equal to 15. 229. A 4,000 pound car has an energy of 500,000 foot pounds. 1. Generally, In the fields of science and engineering, the concept of weight refers to the gravitational force that is exerted on an item. The car uses 0. So the force on this hypothetical car at 60 mph is approximately 60 pounds.