A Honda Fit is initially with a speed of 115 km/h. Find its acceleration and the time taken to stop given that: (a) it brakes to a stop in 64.0 m; (b) it crashes head-on into a barrier and crumples by 1.00m

Q: A truck covers 40.0 m in 8.40 s while uniformly slowing down to a final velocity of 1.20 m/s. (a)…

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Q: A hot rod car can accelerate from 0 to 60 km/h in 7.0s. (a) What is its average acceleration during…

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Q: (a) What is the magnitude of the average acceleration of a skier who, starting from rest, reaches a…

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Q: At the end of a race a runner decelerates from a velocity of 7.00 m/s at a rate of 0.400 m/s2. (a)…

A: Given that: (a) The distance traveled by a runner in 15 s is calculated by using the kinematics…

Q: A train running along a straight track at 55 m/s is slowed uniformly to stop in 36 s. Find the…

A: Given: The intial velocity of the object is 55 m/s. The final velocity of the object is 0 m/s. The…

Q: An object goes from a standing start through 324 m in 7.40 s. (a) What constant acceleration does…

A: Solution:Given:s = distance covered by object = 324 mΔt = duration of time in which distance covered…

Q: A car has a initial velocity of 30 m/s and it travel a distance 130 m and stop. Find the…

A: Given initial velocity u = 30 m/s final velocity V = 0 m/s distance to cover s = 130 m  using…

Q: (a) What is the magnitude of the average acceleration of a skier who, starting from rest, reaches a…

A: Given data:  Initial velocity (u) = 0 m/s Final velocity (v) = 7.11 m/s Time (t) = 2.53 s Required:…

Q: ball is thrown up at 70 m/s. It goes up and then falls to its original height. (a) How long does it…

A: As per our guidelines, we are supposed to answer only first three subparts in case of multiple…

Q: An unwary football player collides with a padded goalpost while running at a velocity of 7.50 m/s…

A: Answer is uploaded in the 2nd step

Q: A cup of water contains a 500 g iron ball submerged in 500 g of water at 20°C. (The specific heats…

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Q: A sprinter starts from rest and accelerates to her maximum speed of 9.9 m/s in a distance of 9.5 m.…

A: The initial speed of the sprinter is 0 m/s. The maximum speed of the sprinter is 9.9 m/s after…

Q: A motorcyclist starts from rest and takes 10 s to travel 20 m. a) What will be the acceleration of…

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Q: To stop a car, you require first a certain reaction time to begin braking, during which the car…

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Q: A car traveling at 25.0 m/s crashes into a brick wall. The front 1.00 meter of the car crumples, and…

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Q: During a braking test, a car is brought to rest beginning from an initial speed of 56 mi/hr in a…

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Q: A rocket-powered sled moves along a track, eventually reaching a top speed of 164 m/s to the west.…

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Q: A student walks at a speed of 0.5 m/s and then begins to run 15 seconds later at a speed of 2.5 m/s.…

A: We know that-Equation of motion, v=u+ atafter rearranging can be written as- ⇒at= v-u⇒a=v-ut

Q: 5. An object is pushed along a rough surface and released. It slides for 10.0 s before coming to…

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Q: A automobile climbed up a hill at a consistent speed of 35 m/s before descending at a speed of 45…

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Q: A commuter backs her car out of her garage with an acceleration of 1.40 m/s^2. (a) How long does it…

A: Acceleration of the car (a) = 1.40 ms2Initial speed (u) = 0 msFinal speed (v) = 2 ms

Q: (a) A car is travelling at a speed of 45km Every 2 seconds the speed of the car increases by 14.25km…

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Q: Usually, Tony travels to Bunbury from Perth city in 2.50 hours. One day he increases his average…

A: a) Given data: The time required to reach Bunbury from Perth is 2.5 hours at the initial average…

Q: A sprinter starts from rest and accelerates to her maximum speed of 11.0 m/s in a distance of 9.7 m.…

A: a) by ,     V^2 = U^2 + 2aS         a = (V^2-U^2)/2S = (11^2-0)/(2×9.7)         a = 6.24 m/s^2 b)…

Q: An unwary football player collides head-on with a padded goalpost while running at 7.2 m/s and comes…

A: Initial velocity of football player (u) = 7.2 msFinal velocity (v) = 0 msDistance moved while…

Q: An unwary football player collides with a padded goalpost while running at a velocity of 7.50 m/s…

A: The acceleration of the player can be obtained as

Q: The driver of a 10-wheeler truck slams on the brakes when he witnessed a huge coconut tree blocking…

A: Here the skid mark shows the distance traveled during the deceleration. So we have: Distance…

Q: A truck covers 40.0 m in 7.55 s while uniformly slowing down to a final velocity of 2.30 m/s.   (a)…

A: Given:Distance covered by the truck = 40 mFinal velocity of the truck =2.3 m/sTime taken by the…

Q: What is the magnitude of the average acceleration of a skier who, starting from rest, reaches a…

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Distance and Speed

The speed, distance and time relation forms the basis of study of motion. You will need these concepts in the study of Mechanics. This concept is applicable for students who are studying the following courses –