A 70.9-kg boy and a 43.2-kg girl, both wearing skates face each other at rest on a skating rink. The boy pushes the girl, sending her eastward with a speed of 4.64 m/s. Neglecting friction, determine the subsequent velocity of the boy.

Q: A green toy car with 0.025-kg mass moves to the right at 0.30 m/s and has a head-on, elastic…

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Q: An 81 kg fisherman jumps from a dock into a 134 kg rowboat at rest on the West side of the dock. If…

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Q: Jaycee and Jonah are skating on an ice rink. As Jaycee approaches Jonah from west, he pushed her…

A: Given: Jaycee approaches jonah from west and he pushed her back providing her an impulse give by…

Q: A particle with a mass of 2.80 kg is acted on by a force F, acting in the x-direction. If the…

A: a. the area under Ft graph is equal to the impulse. Then

Q: A gun fires 4.8 bullets per second at a speed of 640 m/s. The mass of each bullet is 0.014 kg. What…

A: DATA   Mass of each bullet,  m=0.014 kg   Firing rate, n=4.8/s   Speed, v=640 m/sREQUIRED    Average…

Q: An object of mass 2.99 kg, moving with an initial velocity of 4.98 î m/s, collides with and sticks…

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Q: - A railroad car of mass 2.50 × 10ª kg is moving with a speed of 4.00 m/s. It collides and couples…

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Q: Two vehicles of masses m1 = 8000 kg and m2 = 82 x 100 kg undergo collision such that they travel…

A: The given data are: m1=8000 kgm2=82×100 kgu1=10 m/su2=-9 m/s Here, u1 denotes the velocity of the…

Q: A 2200-kg auto moving northward at 12.0 m/s runs into a 3800-kg truck which is also moving…

A: Given data:  Mass of auto (m1) = 2200 kg The velocity of auto (V1) = 12.0 m/s, towards North  Mass…

Q: 4. A ball of mass M1 = 0.250 kg and velocity Vor = +5.00 m/s collides head-on with a ball of mass M2…

A: According to the question  mass of first ball, m1 = 0.25 Kg speed of first ball, v1 =5 m/s mass of…

Q: Two trucks of equal mass collide at a 90° intersection. If the momentum of truck A is 9.50x104 kg…

A: Given that:- pA=9.5×104 kg.km/h (East)pB=1.05×105 kg.km/h (North)m=mass of each truck

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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…

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Q: A 2.30-kg particle has a velocity (2.20 î − 4.50 ĵ) m/s, and a 3.50-kg particle has a velocity (1.00…

A: Given,

Q: The lead female character in the movie Diamonds Are Forever is standing at the edge of an offshore…

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Q: A 1200-kg car moving at 15.6 m/s suddenly collides with a stationary car of mass 1500 kg. If the two…

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Q: A particle with a mass of 1.40 kg is acted on by a force Fx acting in the x-direction. If the…

A: (a)   The impulse of the force can be determined by the area below the graph as below.

Q: A 5000kg truck starting from rest, reaches a velocity of 85km/h. If the truck is moving in the south…

A: Given that the mass of the truck and initial velocity and also given the final velocity.Then We have…

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Q: An object of mass 2.91 kg, moving with an initial velocity of 5.02  m/s, collides with and sticks to…

A: Given m1 = 2.91 kg m2 = 1.96 kg v1 = 5.02m/s v2 = -3.83 m/s We have to find out final velocity of…

Q: Three 70-kg deer are standing on a flat 200-kg rock that is on an ice-covered pond. A gunshot goes…

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Q: Two ice skaters, initially at rest, push off each other in opposite directions. The skater labeled…

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Q: An SUV with mass 1.80 x 103 kg is travelling eastbound at +15.0 m/s, while a compact car with mass…

A: M =1800 kg  m = 900 kg  U = 15 m/s  u = - 15 m/s

Q: A large fish with mass 4.9 kg suddenly accelerates to a velocity 3.3 m/s to the right to gobble up a…

A: given that  mass of large fish =4.9 kg velocity =3.3 m/s mass of small fish = 0.4 kg velocity =0.8…

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Q: Calculate the velocities of two objects following an elastic collision, given that m1 = 0.500 kg, m2…

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Q: A green toy car with 0.025-kg mass moves to the right at 0.30 m/s and has a head-on, elastic…

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Q: What is the recoil velocity of a 554 kg cannon when it shoots out a 5.9 kg cannon ball to the right…

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Q: Jaycee and Jonah are skating on an ice rink. As Jaycee approaches Jonah from west, he pushed her…

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Q: 120 100 80 60 40 20 10 20 30 40 50 time /s

A: Given Data: Mass of the particle is m = 1.9 kg. Part (a) Impulse in force and time diagram is the…

Q: A 100 kg man and 50 kg woman on ice skates are standing and facing each other. If the woman pushes…

A: Given       Mass of man m = 100kg       Woman mass mw= 50 kg       Final speed man vM= 2 m/sAsked…

Q: A green toy car with 0.025-kg mass moves to the right at 0.30 m/s and has a head-on, elastic…

A: mass of green toy car (m) = 0.025 kg initial velocity of green toy car (u) = 0.30 msmass of black…

Q: 4. A ball of mass M1 = 0.250 kg and velocity Voi =+5.00 m/s collides head-on with a ball of mass M2…

A: As per our guidelines, we are supposed to answer only first one question in case of multiple…

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Q: A 2.06-kg particle has a velocity (1.92 î − 2.98 ĵ) m/s, and a 2.90-kg particle has a velocity (1.06…

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Q: A particle with a mass of 1.50 kg is acted on by a force F acting in the x-direction. If the…

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Q: A particle with a mass of 2.45 kg is acted on by a force F, acting in the x-direction. If the…

A: Given  Mass of particle m=2.45 kg Initial velocity u=0

Q: In a football game, 100.5 kg linebacker moving west at 0.67 m/s tackles an 85.0 kg running back…

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Q: A 1,500-kg car is traveling due east at 20 m/s when it undergoes a perfectly inelastic collision…

A: Given data: The mass of cars are, m1=1500 kgm2=3000 kg The velocity of cars are, v1=20 m/si^v2=15…