A ball of mass m is falling towards the ground. Just before it reaches the ground, its speed is v. It rebounds elastically off the ground with a speed v, headed directly upwards. What is the impulse given to the ball by the ground? Take positive to be upwards.

Q: A 2 kg ball is moving at 2.4 m/s perpendicular to a wall. Upon hitting the wall, the ball rebounds…

A: The initial momentum of the ball is.The final velocity of the ball rebounds in opposite direction so…

Q: A student applies a force on a puck equal to the one shown in the figure. If the mass of the puck is…

A: Given,

Q: A 0.350 kg lump of clay is dropped from a height of 1.45 m onto the floor. It sticks to the floor…

A: Impulse is defined as the change in momentum experienced by an object either when its velocity…

Q: A soccer ball with a mass of 0.43 kg has a velocity of 1.3 m/s to the east. It experiences a sudden…

A:

Q: A ball falls towards the ground at 10 m/s (downwards), and bounces up at 6 m/s (upwards). The mass…

A: Impulse may be defined as the product of force exerted by an object for a short interval of time.…

Q: A 1.5 kg ball is dropped vertically onto the floor. It hits the floor with a speed of 30 ms-1 , and…

A: Answer Given  Mass m= 1.5 kg Initial velocity vi = -30 m/s Final velocity vf= 12 m/s a ) Using the…

Q: A 2.00 kg brick, initially traveling at 6.00m/s, increased its speed to 8.00 m/s. What is the…

A:

Q: A 150 g ball with speed 8.0 m/s strikes a wall perpendicularly and rebounds in the opposite…

A: A 150 g ball with speed 8.0 ms strikes the wall perpendicularly. We choose our positive direction in…

Q: A 0.1500.150 kg lump of clay is dropped from a height of 1.451.45 m onto the floor. It sticks to the…

A: The expression for the magnitude of the impulse denoted as J imparted by the floor to the clay is ,

Q: 90.1 kg object takes 32.4 s to stop from an initial speed of 8.4 m/s.  What is the magnitud

A: Given mass m= 90.1 kg Initial speed u=8.4 m/s Final velocity v=0 Time t =32.4 sec

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

A:

Q: A ball of mass 10.6 g with a speed of 24.0 m/s strikes a wall at an angle 25.0o and then rebounds…

A:

Q: A ball of 1.00 kg initially travels at 20.0 m/s at 30.0° relative to the horizontal in the direction…

A: Please see below for detailed calculations. Explanation:

Q: A 13 kg block moving to the right at 25 m/s collides perfectly inelastic with a 17 kg block at rest.…

A:

Q: A pitched baseball is travelling at 42 m/s when it reaches the batter. The batter hits the baseball…

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 soccer ball with a mass of 0.44 kg has a velocity of 3.4 m/s to the east. It experiences a sudden…

A: Given data The mass of the soccer ball is m = 0.44 kg. The initial velocity of the ball in the east…

Q: A soccer ball with a mass of 0.45 kg has a velocity of 2.0 m/s to the east. It experiences a sudden…

A:

Q: A 85-kg swimmer dives horizontally off a 500-kg raft. The driver's speed immediately after leaving…

A:

Q: A 180 g ball is dropped from a height of 2.2 m, bounces on a hard floor, and rebounds to a height of…

A:

Q: A 210-gg apple is falling from a tree. What is the impulse that Earth exerts on it during the first…

A: Given data  Mass of apple M = 210 gm = = 0.210 Kg  Time ΔT1= 0.5 sec ΔT2 = 1 sec  Acceleration due…

Q: F (N) 100 50 Average Force t (s) 0.15 0.30

A:

Q: A cart with a mass of 2.0 kg is traveling at 8.6 m/s. It strikes a barrier and recoils with a speed…

A: Impulse is nothing but the change in momentum. So all we have to find is the change in the momentum.

Q: A football player is preparing to punt the ball down the field. He drops the ball from rest and it…

A: When the football is dropped from rest, the initial velocity will be zero.Apply the third kinematic…

Q: A 0.150 kg lump of clay is dropped from a height of 1.15 m onto the floor. It sticks to the floor…

A: Mass of lump (m) = 0.150 kg height (h) = 1.15 m Initial velocity (u) = 0 m/s

Q: Rebecca is driving her buggy with a speed of 35.0 m/s when she suddenly slams on her brakes to avoid…

A: Given :      Speed, v = 35.0 m/s      Time with airbag, t1 = 0.500 s     Time without airbag, t2 =…

Q: e the floor. The ball rebounds straight upward to a height of 0.940 m. Taking the negativ

A:

Q: A lump of clay (m = 3.00 kg) is thrown towards a wall at speed v = 3.00 m/s.  The lump sticks to the…

A:

Q: A tennis ball of mass 0.065 kg and speed of 28 m/s strikes a wall at 40 degrees angle and rebounds…

A: Impulse on the ball =change in momentum of the ball

Q: In the overhead view of the figure, a 480 g ball with a speed v of 8.6 m/s strikes a wall at an…

A: (a)  J →= Δp→Δp→ = m(v→f-v→i)Here, v→i = +8.22i^-2.5j^v→f = +8.22i^+2.5j^J →= (0.48kg x 5…

Q: The mass of each bullet is 0.01 kg.  The speed of each bullet as it hits Wonder Woman’s bracelet is…

A: Given data:  Mass of the each bullet (m) = 0.01 kg Speed of the each bullet = 450 m/s After…

Q: A 0.50 kg football is thrown toward the east with a speed of 15.0 m/s. A stationary receiver catches…

A: The given values are, m=0.50 kgv=15.0 m/s∆t=0.02 s

Q: A 2 kg obiect is moving to the right in the +x direction with a speed of 1 m/s when it experiences…

A: mass m = 2.0 kginitial speed u = +1 m/sFrom the given graph, it is evident that a force of magnitude…

Q: A ball with an initial velocity of 10 m/s moves at an angle 60º above the +x-direction. The ball…

A: It is given that,

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

A: ∆T=0.971 ms =0.971×10-4s1mps=0.447 m/svb=146 mph=146×0.447=65.262 m/smb=45.9…

Q: A 1300 kg car moving at 6.3 m/s is initially traveling north in the positive y direction. After…

A: Since you have posted a question with a multiple sub parts, we will solve first three sub - parts…

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 ball of mass 0.180 kg is dropped from rest from a height of 1.25 m. It rebounds from the floor to…

A: Consider a ball having mass m is dropped from height h1 (initially at rest) and then it bounces off…