5. A 55 kg skater is moving at 15msin the (−ˆy) direction on a frictionless rink throws a 3 kg ball in the (+ˆx)direction, giving the ball a velocity of 8 m/s. (a) What is the velocity of the skater immediately after? (b) The throw lasted 0.6 seconds. What was the force of the throw?

Q: On a very muddy football field, a 120 kg linebacker tackles an 80 kg the linebacker is slipping with…

A: Given: ML=120KgVL=8.6 m/s towards north=8.6 j ^ m/sMH=80 KgVH=7.3 m/s towards east = 7.3 i^ m/s

Q: A 747 jetliner lands and begins to slow to a stop as it moves along the runway. If its mass is…

A: According to the Newton’s second law, F=maa=Fm=4.3×105 N3.56×105 kg=1.208 m/s2

Q: 4. A 1.2 x 10^3 kg car travelling 33 m/s collides head on with a 1.8 x 10^3 car travelling 22 m/s in…

A: Conservation of linear momentum principle states that when no external force acts on the system, 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…

A: ...

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A: Given, Mass of ball, m=0.42 kg Initial velocity, vi =(8.2x-2.3y) Final velocity, vf =(5x+3.6y)

Q: During a collision with a wall, the velocity of a 0.200-kg ball changes from 20.0 m/s toward the…

A:

Q: Edelgard has a mass of 55 kg. She is riding her skateboard east at 5 m/s. She collides with Dimitri,…

A:

Q: A 60-kg soccer player jumps vertically upwards and headsthe 0.45-kg ball as it is descending…

A: Given:Mass of the soccer player, mPlayer = 60 kgMass of the ball, mBall = 0.45 kgSpeed of the ball…

Q: Two ice skaters are initially at rest. The 78.2 kg male ice skater pushes his 48.5 kg female partner…

A:

Q: A professional golfer swings a golf club, striking a golf ball that has a mass of 55.0 g. The club…

A: The expression for the required force is,

Q: 4. In a tennis game, a 0.2 kg ball moving at 15 m/s is hit by a racket. After the impact the ball…

A: In this question we have to find the time of contact between ball and racket. Please give positive…

Q: 2. A 45-g golf ball is hit with a force of 5300 N. The time interval of interaction between the golf…

A:

Q: A 1.65 kg falcon catches a 0.495 kg dove from behind in midair. What is their velocity after impact…

A: Conservation of momentum: According to the the total Conservation of momentum the total momentum of…

Q: On a very muddy football field, a 120 kg linebacker tackles an 80 kg halfback. Immediately before…

A:

Q: Two figure skaters are coasting in the same direction, with the leading skater moving at 5.5 m/s and…

A:

Q: Train cars are coupled together by being bumped into one another. Suppose two loaded train cars are…

A:

Q: A 2.57 kg paintball gun fires a paintball with a mass of 3.36 g at a velocity of 85.4 m/s. What is…

A: Given Data: Mass of paintball gun is M= 2.57 kg Mass of paintball is m= 3.36 g = 0.00336 kg…

Q: A century-old platter falls vertically downward. Upon breaking, its fragments fly off parallel to…

A:

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A:

Q: Romeo (75.0 kg) entertains Juliet (47.0 kg) by playing his guitar from the rear of their boat at…

A: Let's take ;            mR=75 kg (mass of Romeo)mJ=47 kg (mass of Juliet)mB=85 kg (mass of boat)…

Q: In a football game, 101.3 kg linebacker moving west at 1.19 m/s tackles a running back moving east…

A: Given :     Mass of the linebacker, mL = 101.3 kg     Velocity of the linebacker, vL = 1.19 m/s…

Q: A confused 53.kg bowler on ice skates is coasting forwards with speed 20 m/s when he catches a…

A:

Q: A200 kg bumper car travelling at 1 mvs hits a 300 kg bumper car travelling at -2 m's If the velocity…

A: mass of first bumper car = 200 kg initial velocity of first bumper car = 1 m/s mass of second bumper…

Q: A 40 g ball is fired from a 1.6 kg spring-loaded toy rifle with a speed of 25 m/s. What is the…

A: Given in question - mass of rifle (Mr) = 1.6kg                                  mass of ball(Mb) =…

Q: A 328 kg car moving at 19.1 m/s hits from behind another car moving at 13.0 m/s in the same…

A: Answer:- (A) 14.0 m/s Given  Mass of first car(m1) = 328 kg   Velocity of first car before Collision…

Q: 2) A 82 gram bullet is fired from a small caliber pistol. The bullet travels 925 m/s and strikes a…

A: Given data: Mass of the bullet mb=82grams =0.082kg Mass of the wooden block mw=2.5kg Velocity of the…

Q: A 747 jetliner lands and begins to slow to a stop as it moves along the runway. If its mass is…

A: case 1the deceleration is given by

Q: Puig stepped up to the plate and hit a 0.150 kg fastball traveling at 36.0 m/s. The impact with the…

A: Mass of ball: m = 0.150 Kg Initial speed of ball: u = 36.0 m/s Final speed of ball: v = -45.0 m/s…

Q: Helicopter drops a 0.30 kg copper ball onto a steel plate. The ball's velocity just before impact…

A:

Q: A 7500 kg train moving at 1.5 m/s collides with and couples with a 2500 kg carriage. What is the…

A: Given: Train mass, mt=7500 kg Train velocity, vti=1.5 m/s Carriage mass, mc=2500 kg

Q: A rifle of mass 4.0 kg fires a 14.0 g bullet.  If the bullet travels at a velocity of 1,000.0 m/s,…

A:

Q: A bullet of mass 11 g is fired from a gun of mass 4 kg. The recoil velocity of gun is 1.09 m/s. The…

A: Given : Mass of a bullet (m) = 11 g = 0.011 kg Mass of a gun (M) = 4 kg Recoil velocity of gun (vg)…

Q: A 0.00250 kg bullet travelling at 220.0 m/s strikes a 1.50 kg block of wood, which slides backwards.…

A: The initial kinetic energy of the bullet is, KE = 12mv2 = 12×0.0025×220×220 = 60.5J Now, by energy…

Q: This time, your mass is 75.2 kg and the sled s mass is 10.5 kg. You re on the sled, initially moving…

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Q: What is the acceleration of a 4700 kg rocket taking off from the moon, where the acceleration of…

A: Given data: Mass (m) = 4700 kg Acceleration of gravity (g) = 1.6 m/s2 Mass flow rate (dm/dt) = 8.00…

Q: A rocket whose initial mass is  12,500 kg is in deep space and consumes fuel at a rate of  62.5 kg…

A:

Q: 1. A golfer strikes a 0.058-kg golf ball initially at rest with a force of 272 N and gives a…

A: Hi, you have submitted multiple questions and it is not specified in which problem you need help.…

Q: A rifle of mass 6.0 kg fires a 17.0 g bullet.  If the bullet travels at a velocity of 1,000.0 m/s,…

A: Given data: Mass of rifle (M) = 6.0 kg Mass of bullet (m) = 17.0 g Velocity of the bullet (v) = 1000…

Q: 0.15 kg arrow with a velocity of 18 m/s to the east strikes and pierces an 8-kg target at rest. What…

A:

Q: Two figure skaters are coasting in the same direction, with the leading skater moving at 6.5 m/s and…

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Q: Calculate the k.e. of a a 1 kg trolley travelling at 2 m/s, b a 2 g (0.002 kg) bullet travelling at…

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Q: 21. A cricket ball of mass 150 gm is moving with a velocity of 12 m/s and is hit by a bat so that…

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Q: 10. An explosion breaks a 34.0-kg object initially at rest into three parts. Part (1) has a mass m1…

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

A: Given information:The mass of the ball (m) = 55.0 g = 0.055 gThe initial velocity of the golf ball…

Q: 1. A blue shooter marble (mass = .85 kg) collides with a pink marble (mass = .70 kg). The blue…

A:

Q: A 65.00-kg athlete applies a force of 400.0 N to a 25.00-kg cart, which is initially at rest, over a…

A: Apply the impulse-momentum equation. Here, F is the applied force, Δt is the time period, m is the…

Q: A player bounces a 0.42-kg soccer ball off her head, changing the velocity of the ball from vi (8.2…

A: mass of ball = 0.42 kg Initial velocity (vi→) = [ 8.2 x^ - 2.3y^ ]msFinal velocity (vf→) =  5x^ +…