A tennis ball is coming towards you with a speed of 40 m/s. You hit the ball (mass = 0.06kg) and it leaves your racket with a speed of 37 m/s towards your opponent. The ball is in contact with the tennis racket for 0.006 seconds. How much force did you apply?

Q: A boy of mass 45 kg stands on one end of a boat of mass 800 kg and length 4.5 m. The boat  moves at…

A:

Q: You hold a slingshot at arm's length, pull the light elastic band back to your chin, and release it…

A:

Q: A baseball with a mass of 275 g is pitched and reaches the catcher with a speed of 25 m/s. In…

A:

Q: A cue stick strikes a stationary pool ball, with an average force of 32 N over a time of 14 ms. If…

A:

Q: A soccer player hits a 0.20 kg ball which is incoming with a speed 5 m/s. After the kick, the ball…

A: The average force is given by  F=∆p⇀∆t∆p⇀=change in momentum∆t=time interval

Q: A cue stick strikes a stationary pool ball, with an average force of 51 N over a time of 14 ms. If…

A:

Q: A 0.25-kg ball is dropped from a height of 3.0 m above the floor. It rebounds to a height of 2.5 m.…

A:

Q: A hungry 169 kg lion running northward at 71.9 km/hr attacks and holds onto a 31.4 kg Thomson's…

A:

Q: A ball of mass 1.5 kg is thrown upward. It leaves the thrower's hand with a velocity of 10 m/s. What…

A: Given data: Mass of the ball (m) = 1.5 kg Initial velocity (vf) = 10 m/s Final velocity of the ball…

Q: crane drops a 1.9 kg steel ball onto a steel plate. The ball's speeds just before impact and after…

A:

Q: A boy slides down a hill on a sled (total mass of 40 kg) and coasts onto a flat plain with a speed…

A: GivenTotal mass (m) = 40 KgInitial velocity (U) = 5.8 m/sFinal velocity (V) = 0Force of friction (F)…

Q: A canoe is designed to have very little drag when it moves along its length. Riley, mass 62 kg ,…

A: A canoe is designed to have very little drag when it moves along its length.Riley, mass  m1= 62 kg ,…

Q: A boy kicked a ball that has a mass of 65.0 g. The boy's foot was in contact with the ball for only…

A:

Q: A tennis ball with a mass of 60 grams is moving at 20 m/s. It is struck so that it returns back…

A:

Q: A 0.576-kg ball, initially moving with a speed of 2.93 m/s, bounces off a wall and then moves with a…

A:

Q: A 550 g cart is released from rest on a frictionless, 45 ° ramp, 120 cm from the bottom of the ramp.…

A: Concept: Newton's second law states that an object's momentum changes as a result of a force acting…

Q: A crane drops a 1.8 kg steel ball onto a steel plate. The ball's speeds just before impact and after…

A: Mass of the crane(m)=1.8 kg Initial speed(vi)= -8.1 m/s Final speed (vf) =  3.7 m/s  Momentum…

Q: A hose discharges 78 kg of water each minute, with a speed of 24 m/s. The water, travelling…

A:

Q: Two identical cars A and B are moving as shown below. Car B moving with speed of 13 m/s collides…

A:

Q: A 829 g rubber ball was vertically pushed downward at 1.03 m/s from a height of 80.3 cm above a…

A:

Q: A 0.544-kg ball, initially moving with a speed of 2.54 m/s, bounces off a wall and then moves with a…

A:

Q: A batter hits a 0.334 kg basball that was approaching him at 23.4 m/s and, as a result, the ball…

A:

Q: A soccer player applies an average force of 250 N during a kick. The kick accelerates a 0.45 soccer…

A:

Q: A rubber ball hits the floor with a speed of 17.5 m/s and bounces vertically back with a speed of…

A: Refer explanationExplanation:Put value in above equation F=3.924/0.12= 32.7N Final answer is 32.7N

Q: A crane drops a 1.9 kg steel ball onto a steel plate. The ball's speeds just before impact and after…

A:

Q: While playing basketball in PE class, a student lost her balance after making a lay-up and collided…

A:

Q: **22. Three children are standing together on a totally frictionless pond. At the count of three,…

A:

Q: The man jumps from the window of a burning hotel and lands in a safety net that stops him fall in…

A: The guy enters the net at velocity u=27m/s. the net stops him from falling in 0.5m i.e., the guy…

Q: A 45 g golf ball leaves the tee with a speed of 43 m/s after a golf club strikes it.  Determine the…

A: Given that, The mass of the ball is m=45 g The ball leaves the tee with a speed of 43 m/s

Q: I am driving down the street at 23.4 mi/h and suddenly I see a squirrel. I slam on the brakes in…

A: Given that: Speed of car, u = 23.4 mi/h = 23.4 X 1.60 = 37.44 km/h= 10.4 m/s Time of decleration, t…

Q: A golf ball of m=0.05 kg reaches a speed of 95 m/s, 0.01 seconds after it was released. What force…

A: Given data:  Mass (m) = 0.05 kg Initial velocity (v0) = 0 m/s Final velocity (v) = 95 m/s Time (t) =…

Q: A person with a mass of 50 kg is driving her car at a velocity of 20 m/s. The car is involved in a…

A: Write the impulse-momentum equation and rearrange the equation of obtain the expression of the time.…

Q: on the glassy ice, a 70 kg skater sits. He propels himself forward by shooting a 3 kg ball…

A: The momentum of an object is defined as the product of it's mass and the velocity of the object ,…

Q: 107.5-kg rugby player is initially running at 8.5 m/s in the positive direction, but collides…

A:

Q: A 850 g cart is released from rest on a frictionless, 45 ∘ ramp, 120 cm from the bottom of the ramp.…

A:

Q: A 3.12-kg steel ball strikes a massive wall at 10.0 m/s at an angle of ? = 60.0° with the plane of…

A: Using the momentum in x and y direction and after that  using the momentum impulse relation.

Q: A block of mass m1 = 15.5 kg slides along a horizontal surface (with friction, μk = 0.29) a distance…

A: