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A: 1.0981 mExplanation:
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- During a collision with a wall, the velocity of a 0.200-kg ball changes from25.0 m/stowardthe wall to 20.0m/s away from the wall. If the time the ball was in contact with the wall was 0.03s, what was the magnitude of the average force the wall applied on the ball?2. A person with a mass of 65 kg travels through a snow using snow board. He is skiing for 20s and a constant friction force of 25 N acts on him. What is his change in velocity?What force is necessary in order to change the velocity of a 2.00 kg object from -4.00 m/s to +3.00 m/s in 0.10 seconds?
- After falling from rest from a height of 30 m, a 0.50 kg ball rebounds upward reaching a height of 20 m. if the contact between ball and ground lasted 2.0 milliseconds (ms) what average force was exerted on the ball?For how long a time must a tow truck pull with a force of 550 N on a stalled 1200 kg car to give it a forward velocity of 2.0 m/s?A 50 N net force acts right on a 20 kg object. Given the initial velocity of the object is 10 m/s left, find the velocity after the net force has acted for a time of 8 seconds
- If a 0.50-kg block initially at rest on a frictionless, horizontal surface is acted upon by a force of 5.6 N for a distance of 5.0 m, then what would be the block's velocity? In m/sIf a 0.50-kg block initially at rest on a frictionless, horizontal surface is acted upon by a force of 5.6 N for a distance of 5.0 m, then what would be the block's velocity? Answer in m/sA particle with a mass of 0.1 kg is initially at rest. It experiences a constant force of 5 N for a duration of 10 seconds. Calculate the final velocity of the particle.
- What is the force if Mass= 0.1697 kg Initial velocity: 0 m/s Time interval: 0.0791 s Final velocity: 28 m/sA 90 N net force acts right on a 6 kg object. If the initial velocity of the object is 10 m/s right, then what is the final velocity of the object after the net force has acted through a displacement of 20 m right?A car moving at 20 m/s crashes into a tree and stops in 0.26s. Calculate the force the seat belt exerts on a passenger in the car to bring him to a halt. The mass of the passenger is100 kg.