Web9. Q: If car A is at 40 km/h and car B is at 10 km/h in the opposite direction, what is the velocity of the car A relative to the car B? A: 10 km/h. B: 20 km/h. C: 40 km/h. D: 50 km/h-----10. Q: If you are walking at constant velocity of 8 km/h and a car passed you by at the speed of 30 km/h from behind, what is the car's velocity from your ... Web10 apr. 2024 · Multiply the speed of the car with 0.278 and perception-reaction time Add coefficient of friction, grade of the road and multiply it with 254 Divide the square of car speed by the product. Add the results from step 2 and step 4 to get the stopping distance. Stopping and Braking Distance Perception-reaction Time
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WebA car travelling at 20 km/h speeds up to 6 km/h in 6 seconds. What is its acceleration ? WebAs with all other calculators, please do not use it in any legal proceedings. Example 1: Calculate the distance necessary to stop a car moving at 90 km/h on a horizontal wet asphalt concrete (coefficient of friction μ = 0.4) if the driver perception time is 0.5 s and reaction time is 0.7 s. Example 2: Calculate the initial speed of the car ... saigon remastered torrent seeds
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WebAn automobile travelling with a speed of 60km/h, can brake to stop within a distance of 20m . If the car is going twice as fast, i.e. 120km/h, the stopping distance will be: A 20m … WebScience Physics Physics questions and answers If a car traveling at 60km/h will skid 20m when its brakes lock, how far will it skid if it is traveling at 120km/h when its brakes … WebFor cars traveling along dufferin,the speed is 60km/h. The distance to cross the intersection is 34m. Assume the length of a typical car is 4.5m. For safety reasons, the Ministry of Transportation recommends that vehicles stop with an. 1 answer; physics; asked by saarah; 479 views saigon portsmouth nh