A 55 g tennis ball approaches a player horizontally at a speed of 8.0 m/s. The player hits the ball with a racquet in a  collision that lasts 5.0 ms. to return the ball with a horizontal speed of 7.0 m/s.  How much average force must the player apply?

Q: A puck of mass 0.20 kg approaches a second, identical puck that is stationary on frictionless ice.…

A: The given data are: m=0.2 kgv=3 m/s Here, m and v represent the mass and the initial speed.

Q: A ballistic pendulum is a dimple device for measuring the speed of a projectile. A 360 g slug is…

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Q: The head of a hammer (m = 2.51 kg) moving at 8.75 m/s strikes a nail and bounces back with the same…

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Q: A 1000 kg object is located 27 m away from another object of mass 3000 kg. Both objects begin at…

A: We know that: m1=1000 kg m2=3000 kg d=27 m The applied force on the first object is F1=5000 N t=5 s…

Q: A cue ball (m = 160 g) travelling due east at 14.5 strikes the 9 ball (m = 170 g) which is at rest.…

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Q: A railroad car that has an inertia of 10 Mg is moving to the right at 5.0 m/s when it collides and…

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Q: A frog is sitting on a lily pad when it sees a delicious fly. He darts out his tongue at a speed of…

A: Given in question -  Speed of tongue (vt) = 3.40 m/s                                   Mass of…

Q: The Figure shows an approximate representation of the contact force versus time during the collision…

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Q: As shown in the figure, a metal ball with mass m₂ is initially at rest on a horizontal, frictionless…

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Q: Two billiard balls are initially traveling toward each other at speeds of 1.80 m/s for ball 1 and…

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Q: An elastic head-on collision between two balls. One ball has a mass of m1=0.250 kg and an initial…

A: The velocity of the first ball after the collision can be obtained as…

Q: A missile of mass 110 kg is fired from a plane of mass 5500 kg initially moving at a speed of 315 m…

A: Given:  mass of missile, m = 110 kg  mass of plane, M = 5500 kg  initial velocity of missile, v =…

Q: A block is released from rest at the top of the frictionless ramp shown in the figure. Mass 1 is…

A: Mass of block,m1 = 1.59 kg Height of above the table top,h1 = 3.98 m Mass of block,m2 =4.59 kg table…

Q: Two wooden pucks approach each other on an ice rink as shown in the figure. Puck #2 has an initial…

A: This is an example of inelastic collision, in which the kinetic energy of the colliding bodies is…

Q: The Figure shows an approximate representation of the contact force versus time during the collision…

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Q: Two shuffleboard disks of equal mass, one orange and the other green, are involved in a perfectly…

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Q: rocket has a total mass of 100000 kg and a burnout mass of 10000 kg including engines, shell and…

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Q: A 0.02 kg ball is flying horizontally at 120 mps. It is struck by a force at 400 as shown. The…

A: The data given is as follows, 1. Mass of the ball, mb=0.02 kg 2. Initial speed of the wall, ub=120…

Q: Two wooden pucks approach each other on an ice rink as shown in the figure. Puck #2 has an initial…

A: The wooden pucks approach each other on an ice rink. Puck #2 has an initial speed v2=4.94 m/s.Mass…

Q: Two wooden pucks approach each other on an ice rink as shown in the figure. Puck #2 has an initial…

A:

Q: A toy rocket with a mass of 300 g takes off in an upward vertical direction under the influence of…

A: Rocket equation in gravitational field:The rocket equation for the gravitational field is,…

Q: Two vans are moving towards each other. Van A has a mass of 70 kg and is moving to the right with a…

A:

Q: A firecracker of mass 5.00 kg is shot up in the air and is traveling upwards with speed vi when it…

A: using conservation of momentum along y - axis M v i = m2 v2 Sinθ 5 v i = 3 v2 Sin (45) v i =…

Q: Two shuffleboard disks of equal mass, one orange and the other green, are involved in a perfectly…

A: Given:Both the discs (orange and the green) have the same mass.

Q: tennis ball of mass 60.0 g is traveling with horizontal velocity vx = −32.0 m/s when it encounters a…

A:

Q: Problem 21:   A railway car with a mass of 3760kg moves along horizontal tracks at a constant speed…

A: Given data : Initial mass of car (m1) = 3760 kg Initial speed of car (v1) = 4.66 m/s  Final speed of…

Q: A 72.5 kg projectile is used to deflect a 200 kg boulder heading towards a small town. The…

A: Given :      mass of projectile, mp  = 72.5 kg      mass of boulder, mb = 200 kg      initial…

Q: A typical raindrop is much more massive than a mosquito and much faster than a mosquito flies. How…

A: (a) Given data The mass of the raindrop is 40 times massive than the mass of the mosquito. we have…

Q: A 2.0 kg ball traveling at 1.0 m/s strikes a 3.0 kg ball which is at rest. After an elastic…

A: solution of above question given in below step.

Q: A 0.3-kg puck, initially at rest on a horizontal, frictionless surface, is struck by a 0.2-kg puck…

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Q: Two ice pucks (one orange and one blue) of equal mass are involved in a perfectly elastic glancing…

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Q: After the collision, the orange ball always goes off in the positive x-direction.  The final speeds…

A: →V0=6 m/s    M=2kg    ϕ=60°    before collision→

Q: a)  Determine the speed (in m/s) of the 0.400 kg ball after the collision.   (b) Find the fraction…

A: Conservation of momentum For an isolated system, that is, for a system where the net external force…

Q: Two ice pucks (one orange and one blue) of equal mass are involved in a perfectly elastic glancing…

A: Given The initial velocity of orange puck voi = 4.9 m/s The initial velocity of blue puck vbi  = 0…

Q: A 4.0-kg mass, initially at rest on a horizontal frictionless surface, is struck by a 2.0-kg mass…

A: In the collision of two objects, if there are no external forces act on the system then linear…

Q: The green marble (ml= 1.2 kg) was in head-on collision to red marble (M2=8.7kg). Before the…

A: A collision is said to be as perfectly inelastic , when the two objects stick together as a single…

Q: As part of a carnival game, a mb = 0.453 kg ball is thrown at a stack of 15.8 cm tall, mo = 0.383 kg…

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Q: As shown in the figure, a metal ball with mass m2 is initially at rest on a horizontal, frictionless…

A: Given: The masses: m1 = 0.200 kg m2 = 0.300 kg Iintial speed of mass m1 is: v1i=2.00 m/s After the…

Q: In the game of medicine-ball-on-ice, players pass around a medicine ball while they are on ice,…

A: mass of medicine ball (m1) = 20 kg mass of player (m2) = 50 kg Initial speed of medicine ball (u1) =…

Q: Two shuffleboard disks of equal mass, one orange and the other green, are involved in a perfectly…

A:

Q: A toy rocket with a mass of 300 g takes off in an upward vertical direction under the influence of…

A:

Q: Peregrine falcons often grab their prey in flight. A falcon, flying at 18 m/s, swoops down at a 45°…

A: Given data *The mass of the falcon is mf = 480 g = 0.480 kg  *The mass of the pigeon is mp = 240 g =…