A 140 g ball with speed 7.8 m/s strikes a wall perpendicularly and rebounds in the opposite direction with the same speed. The collision lasts 3.80 ms.What are the magnitudes of the (a) impulse and (b) average force on the wall from the ball during the elastic collision?

Q: A professional golfer is examining a video of a practice swing. The high‑speed footage shows that…

A: the magnitude of the impulse imparted to the ball by the club is I=Δp=mvf-vi=0.0459 kg176…

Q: A 2.4-kg ball falling vertically hits the floor with a speed of 2.5 m/s and rebounds with a speed of…

A: Given data: Mass of the ball (m) = 2.4 kg Downward speed of the ball (v1) = 2.5 m/s Rebound upward…

Q: When two billiard balls collide, the collision force as a function of time follows the graph shown…

A:

Q: A volleyball with a mass of 0.268 kg approaches a player horizontally with a speed of 17.0 m/s. The…

A: A) Impulse is J=∆p=mvf-vi=0.268 kg-21.6 ms-17.0 ms     negative sign to21.6 ms because it is in…

Q: A particle is moving along the x axis, and the graph shows its momentum p as a function of time t.…

A: Force is given as the rate of change of momentum with time. So, the slope of the graph represents…

Q: In the overhead view of the figure, a 440 g ball with a speed v of 3.8 m/s strikes a wall at an…

A: Given: mas, m = 440 g = 0.44 kg  velocity,u = 3.8 m/s  v = 3.8 m/s  t = 5.8 ms = 0.0058 s θ = 22°

Q: A 3kg particle is moving horizontally with a speed of 2 m/s when it strikes a vertical wall. The…

A: Mass of particle: m =3 kgInitial velocity of particle: u = 2m/sFinal velocity of particle: v = -1…

Q: A meteorite of mass 2 kg is falling towards the ground with a speed of 100 m/s vertically downward.…

A: The formula for the impulse applied by the meteorite on the ground is: Substitute the known values…

Q: A block of mass m = 34 kg and speed V is behind a block of mass M = 81 kg and speed of 0.50 m/s, as…

A: Momentum of the system before and after the collision remain conserved.   mv +M V = (m+M) x 0.9 34 v…

Q: A particle is moving along the x axis, and the graph shows its momentum p as a function of time t.…

A: Impulse of an object is defined where a large amount of force acts on a short duration of time. eg.…

Q: n tae-kwon-do, a hand is slammed down onto a target at a speed of 11 m/s and comes to a stop during…

A:

Q: In the figure below, projectile particle 1 is an alpha particle and target particle 2 is an oxygen…

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Q: A spacecraft is separated into two parts by detonating the explosive bolts that hold them together.…

A: Write the given values with the suitable variables. m1=1500 kgm2=1800 kgJ=320 N s Here, m1, m2, and…

Q: A 0.187 kg baseball, thrown with a speed of 42.4 m/s, is hit straight back at the pitcher with a…

A: Given data:  Mass (m) = 0.187 kg Initial velocity (Vi) = 42.4 m/s Final velocity (Vf) = -50.5 m/s…

Q: A soccer player kicks, horizontally, a soccer ball of mass m = 0.45 kg that is initially at rest.…

A:

Q: Two ice skaters, 50-kg and 60-kg respectively, moving together at a speed of 2.0 m/s push off…

A: Two ice skaters(A and B) are facing each other, initially they are moving towards each other at a…

Q: A volleyball with a mass of 0.269 kg approaches a player horizontally with a speed of 16.0 m/s. The…

A: (a) Write the expression for the impulse, and solve for the magnitude of the impulse delivered to…

Q: A soccer player kicks a soccer ball of mass 0.45 kg that is initially at rest. The player's foot is…

A:

Q: A 1.8 kg ball drops vertically onto a floor, hitting with a speed of 34 m/s. It rebounds with an…

A: Mass of the ball m=1.8 kg, initial velocity of the ball u=34 m/s, velocity of the ball after…

Q: A ball of mass 0.165 kg is dropped from rest from a height of 1.25 m. It rebounds from the floor to…

A:

Q: During a neighborhood baseball game in a vacant lot, a particularly wild hit sends a 0.144 kg0.144…

A: According to Newton’s third law, the action force has an equal and opposite reaction force. When a…

Q: The figure shows a 0.3 kg baseball just before and just after it collides with a bat. Just before,…

A:

Q: A soccer ball with a mass of 0.427 kg approaches a player horizontally with a speed of 16.0 m/s. The…

A: The magnitude of impulse can be obtained as Impulse=∆p=mvf-vi=0.427kg22.6m/s--16.0m/s=16.48 kgm/s

Q: The figure shows a 0.3 kg baseball just before and just after it collides with a bat. Just before,…

A: Given data:   Mass of the base ball, m = 0.3 kg    Velocity of the ball before collision, v1 = 12…

Q: In the overhead view of the figure, a 410 g ball with a speed v of 3.2 m/s strikes a wall at an…

A:

Q: A spacecraft is separated into two parts by detonating the explosive bolts that hold them together.…

A: The value of the speed on mass 1 will be,

Q: A 1200g ball drops vertically and hits the floor with a speed of 25 m/s. It bounces back to the air…

A:

Q: A 1.8 kg ball drops vertically onto a floor, hitting with a speed of 34 m/s. It rebounds with an…

A: Given, mass of the ball, m = 1.8 kg speed of the ball, v = 34 ms final speed, vf = 12 ms

Q: A soccer ball with a mass of 0.427 kg approaches a player horizontally with a speed of 14.0 m/s. The…

A: Given data:  Mass (m) = 0.427 kg Initial speed = 14.0 m/s, towards player Final speed = 22.3 m/s, in…

Q: A(n) 0.699 kg football is thrown with a speedof 13.6 m/s. A stationary receiver catches theball and…

A:

Q: In the overhead view of the figure, a 460 g ball with a speed v of 4.5 m/s strikes a wall at an…

A: Find the impulse acting on the ball and average force exerted on the ball.

Q: A 130.0 g ball is moving horizontally to the west at 20.0 m/s when it is hit by a stick. The ball…

A:

Q: A professional golfer is examining a video of a practice swing. The high‑speed footage shows that…

A:

Q: In a dance jump, the dancer lifts their center of mass 40 cm.  When they land, they bend their knees…

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Q: A block of mass m = 34 kg and speed Vis behind a block of mass M= 81 kg and speed of 0.50 m/s, as…

A:

Q: Two masses move towards each other to have a 100% elastic collision. The first mass (2.550 kg) moves…

A:

Q: A 4.0-kg particle is moving horizontally with a speed of 5.0 m/s when it strikes a vertical wall.…

A:

Q: In a common but dangerous prank, a chair is pulled away as a person is moving downward to sit on it,…

A:

Q: A baseball of mass 0.145 kg is pitched at a speed of 39.0 m/s, the ball is hit back towards the…

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Q: In a Little League baseball game, the 0.3 kg ball enters the strike zone with a speed of 10.0 m/s…

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Q: A ball of mass m = 0.25 kg rolling to the right at 1.8 m/s strikes a wall and rebounds in the…

A:

Q: A professional golfer is examining a video of a practice swing. The high‑speed footage shows that…

A: Given that:- Mass of ball=m=45.9 gm

Q: A(n) 0.5 kg softball is pitched at a speed of 11 m/s. The batter hits it back directly at the…

A:

Q: 35.0-kg object is moving eastward at 26.8 m/s. The object encounters an eastward impulse of 130.0…

A: Given  m= 35 kg.         V =  26 .8 m/s & Impulse given ( I )  = 130 Ns momentum (P) = mv We…