A 1.5 kg ball is coming straight at a 80 kg soccer player at 15 m/s who kicks it in the exact opposite direction at 25 m/s with an average force of 1200 N. How long are his foot and the ball in contact

Q: Identical twins, each with mass 49.0 kg, are on ice skates and at rest on a frozen lake, which may…

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Q: A mine car (mass=380 kg) rolls at a speed of 0.50 m/s on a horizontal track, as the drawing shows. A…

A: Mass of vehicle is Initial velocity of vehicle is along +x-axis.Mass of object is Initial velocity…

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

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Q: A baseball (m = 153 g) approaches a bat horizontally at a speed of 37.6 m/s (84.1 mi/h) and is hit…

A: To find:

Q: Look at the following arrangement. At an airport, M kg of luggage is unloaded from a plane into the…

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Q: A 458-gram ball is traveling horizontally at 10.8 m/s to the left when it is suddenly struck…

A: Given: Mass of the ball, m = 458 gram =0.458 kg. Initial velocity of the ball, u = -10.8 m/s. Final…

Q: A 70.1 kg astronaut is holding a 8.1 kg tool pack while drifting at 10.4 m/s to the right. She…

A: Given data: The mass of astronaut is m=70.1 kg. Mass of tool pack is M=8.1 kg. Velocity of both is…

Q: An overnight rainstorm has caused a major roadblock. Three massive rocks of mass m1 = 528 kg, m2 =…

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Q: A golf ball of mass 0.040 kg is at rest on the tee and has a velocity of 108 m/s immediately after…

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Q: 1.A 375 gram basketball is bounced off of a wooden board, as shown below. It is moving straight down…

A: Data provided in the question; Mass of basketball (m)=375 g=0.375 kg Initial speed of the basket…

Q: A 1500 g model rocket is resting horizontally at the top edge of a 40m-high wall when it is…

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Q: A bat strikes a 0.145 kg baseball. Just before impact, the ball is traveling horizontally to the…

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Q: A 390 kg cannon sits on a frozen lake. It fires a 5.5 kg cannonball horizontally with a speed of 305…

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Q: A baseball approaches home plate at a speed of 43.0 m/s, moving horizontally just before being hit…

A: The amount by which an object's momentum changes due to a large acting on it for a short time is…

Q: A 0.180 kg hockey puck is moving on a frictionless, horizontal icy surface. At t = 0, the puck is…

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Q: 40.0055-kg shuttlecock moving to the left with a speed of 40.0 m/s is struck by a badminton racket…

A: Solution: Use the impulse-momentum theorem to find the required time. According to the…

Q: A 45.0-kg girl is standing on a 167-kg plank. The plank, originally at rest, is free to slide on a…

A: Given: Mass of the Girl, Mg = 45.0 kg Mass of the plank, Mp = 167 kg Constant velocity, Vo = 1.30…

Q: Find the x and y components of the average force on the ball. Suppose that the +x axis is directed…

A: x-y plane having force in negative side of the x,y axis is taken as negative.

Q: A baseball (m = 152 g) approaches a bat horizontally at a speed of 43.6 m/s (97.6 mi/h) and is hit…

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Q: A soccer ball of mass 0.43 kg is coming straight at an 80 kg soccer player at 13 m/s. The player…

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Q: Xyrus throws a 0.15-kg rubber ball down onto the floor. The ball's speed just before impact is 6.5…

A: Force is defined as the rate of change of momentum.        F= dP/dt  P= m*v

Q: A tall man walking at 1.10 m/s accidentally bumps his head of mass 3.07 kg on a steel doorjamb. His…

A: Initial speed (u) = 1.1 m /s mass of steel doorjamb = 3.07 kg t = 0.019sec Final velocity (V) = 0…

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

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Q: A 57.0 kg archer, standing on frictionless ice, shoots a 130.0 g arrow at a speed of 108.0 m/s. What…

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Q: A 1.2 kg object moving with a speed of 8.0 m/s collides with a wall and rebounds with a speed of 6.0…

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Q: Identical twins, each with mass 64.0 kg, are on ice skates and at rest on a frozen lake, which may…

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Q: A 8.98 m long glider with a mass of 517.01 kg (passengers included) is gliding horizontally through…

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Q: reviews the approach that is necessary for solving problems such as this one. A baseball (m = 148 g)…

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Q: Two bumper cars at the county fair are sliding toward one another (see figure below). Initially,…

A: Using formula: ki=kfvf=((m1-m2)/(m1+m2))(vim1)+((2m2)/(m1+m2)) Vim2 x and y velocity of bumper car 2…

Q: A baseball approaches home plate at a speed of 42.0 m/s, moving horizontally just before being hit…

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Q: A 1.2 kg ball is falling in the -y direction at a speed of 25 m/s. The ball strikes the floor and…

A: The ball's mass is, m=1.2 kg The change in the velocity of a ball is, Δv=10--25 m/s=35 m/s The time…

Q: A baseball (m = 152 g) approaches a bat horizontally at a speed of 43.6 m/s (97.6 mi/h) and is hit…

A: mass of baseball (m) = 152 g = 0.152 kg Initial velocity (u) = 43.6 m/s Final velocity (v) = - 53.8…

Q: In a baseball game, one of the players graps the ball and lessens the influence of the ball by…

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Q: A submarine with a mass of 5734526 kg contains a torpedo with a mass of 333 kg. The submarine fires…

A: In given question, system of torpedo and submarine were at rest. No force is acting on the system,…

Q: A 51.9-kg skater is standing at rest in front of a wall. By pushing against the wall she propels…

A: The average force exerted on the wall can be given by Favg=mv-ut

Q: A 2.10 kilogram mud ball drops from rest at a height of 10.0 m. If the impact between the ball and…

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Q: A 50 g ball hits the ground at 19 m/s and rebounds at {v 11b} m/s. If the ball remains in contact…

A: Given,

Q: During a spacewalk, a 118 kg astronaut (including her spacesuit) is at rest and holding a 3.5 kg…

A: Consider the mass of astronaut be m1, the mass of the wrench be m2, the initial speed of the…

Q: -baseball approaches noving horizontally just before heing hit by a bat. The batten its a pop-up…

A: Horizontal speed,(u)=45 m/sec ------(1) [Given] Vertical speed,(v)=-55 m/sec ------(2) [Given]…

Q: A basketball of mass 585 g is thrown horizontally and is caught by a player of mass 89 kg, and the…

A: Given data:  Mass of basketball (m) = 585 g = 0.585 kg Time interval (Δt) = 0.56 s Average force (F)…

Q: A stunt woman is shooting an action scene in which she is falling past a window. After she clears…

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Q: A 65.0 kg  diver, dives horizontally off a 375 kg raft initially at rest. If the diver's speed…

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Q: An 19.0-kg fish moving horizontally to the right at 3.11 m/s swallows a 2.2 kg fish that is swimming…

A: The speed of large fish immediately after its lunch is  V = 2.02 m/s

Q: A 45.0-kg girl is standing on a 135-kg plank. The plank, originally at rest, is free to slide on a…

A: As there is no external force on the system, the total momentum of the system is conserved.   The…

Q: A golf pro swings a golf club, striking a golf ball that has a mass of 55.0 g. The club is in…

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Q: A 0.25 kg ball moving at 16.0 m/s is hit by a bat.  The ball leaves the bat at a speed of 46 m/s in…

A: Given data The mass is m=0.25 kg The initial velocity is, u=16.0 m/s The final velocity is, v=-46…

Q: A 791 N man stands in the middle of a frozen pond of radius 9.0 m. He is unable to get to the other…

A: From conservation of momentum, the speed of the person,

Q: A baseball pitcher throws a 143 g baseball at a velocity of 27 m/s towards home plate. The batter…

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Q: A 48.8 kg archer, standing on frictionless ice, shoots a 116 g arrow at a speed of 96.88 m/s. What…

A: Given data:  Initially system is in rest Mass of atcher(m1 ) = 48.8 kg Mass of arrow (m2) = 116 g =…