A 6.0 kg car is sitting on a floating 10 kg container in a lake and initially at rest 1.2 m away from the park. If the cat jumps back to the park, what is the minimum recoil speed of the box in the opposite direction? Assume the water and air friction are negligble and the dog travels in projectile motion.

Q: A father (mF = 90 kg) and his daughter (mD= 42 kg) stand on a flat frozen lake of negligible…

A: Given data: Mass of father (mf ) = 90 kg Mass of daughter (md ) = 42 kg In the given problem,  there…

Q: A baseball of mass m1 = 0.46 kg is thrown at another ball hanging from the ceiling by a length of…

A: m1 = 0.46 kg m2 = 0.76 kg L = 1.75 m v1 = 3.5 m/s (in +x direction) v1f = 0 m/s v2 = 0 m/s

Q: A pool ball initially moves at a constant speed of 4.00 m/s on a horizontal pool table. Another pool…

A: In an elastic collision, both momentum and energy are conserved. It means momentum and energy will…

Q: A 1200 kg cannon mounted on wheels shoots a 12 kg projectile with a muzzle speed of 740 m/s at an…

A: Introduction: Projectile motion is the special kinds of the motion in 2 dimension. During projectile…

Q: A 41.5-kg person, running horizontally with a velocity of +2.19 m/s, jumps onto a 18.3-kg sled that…

A: As no external forces act on the system, the total momentum of the system is conserved. That is the…

Q: Car A and Car B are traveling in the same direction (call it i^), with B behind A, and initial…

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Q: A 45.0 kg girl is standing on a 153 kg plank. The plank, originally at rest, is free to slide on a…

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Q: In Figure, block 1 of mass m1=1.5kg slides from rest along a frictionless ramp from height h =2.50 m…

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Q: A 0.020 kg bullet is shot horizontally and collides with a 2.00 kg block of wood. The bullet embeds…

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Q: A car with a mass of 980 kg is initially traveling east toward an intersection with a speed of v. =…

A: Given:           mass of the car m = 980 kg and the velocity of the car is vc = 19.3 m/s and…

Q: Car A and Car B are traveling in the same direction (call it i^), with B behind A, and initial…

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Q: Block 1, with mass m1 and speed 3.9 m/s, slides along an x axis on a frictionless floor and then…

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Q: The figure shows an approximate plot of force magnitude F versus time t during the collision of a 62…

A: m = 62 g = 0.062 kgv = 34 m/s

Q: A small marble with a mass m2 = 40.0 g slides to the left with a velocity of magnitude v2x = 0.700…

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Q: The figure shows an approximate plot of force magnitude F versus time t during the collision of a 58…

A: The force versus time graph is shown below. The given values are listed below. m=58 g=0.058 kgu=30…

Q: A 45.0 kg girl is standing on a 142 kg plank. The plank, originally at rest, is free to slide on a…

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Q: Jeanette is playing in a 9-ball pool tournament. She will win if she sinks the 9-ball from the final…

A: Collisions are of two types elastic and inelastic collisions. Elastic collisions are collisions in…

Q: A 550 g cart is released from rest on a frictionless, 45 ° ramp, 120 cm from the bottom of the ramp.…

A: Concept: Newton's second law states that an object's momentum changes as a result of a force acting…

Q: -45.0 kg girl is standing on a 161 kg plank. The plank, originally at rest, is free to slide on a…

A: Given: The mass of the girl is 45.0 kg.            The mass of the plank is 161 kg.            The…

Q: A girl of mass 55 kg throws a ball of mass 0.80 kg against a wall. The ball strikes the wall…

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Q: A 46.7-kg person, running horizontally with a velocity of +4.20 m/s, jumps onto a 17.7-kg sled that…

A: Mass of person(M)=46.7kg  velocity of person (vp )=4.20 m/s2   mass of sled (m)=17.7 kg  initially…

Q: Two shuffleboard disks of equal mass, one orange and the other yellow, are involved in an elastic,…

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Q: A  930 kg car traveling east collides with a 1650 kg truck that is traveling north. The two vehicles…

A: When two objects collisde and stick together, that collision is inelastic collisionIn inelastic…

Q: In an experiment designed to determine the velocity of a bullet fired by a certain gun, a wooden…

A: Given: The mass of the wooden block is 505 g. The mass of the bullet is 6 g. The maximum height…

Q: Two blocks (m₁ and m2) are released from rest at a height of h= 14.00 m on a rough track. The…

A: h = 14mm1 = 4.09 kg , m2= 7.93kg

Q: A 49.0-kg boy, riding a 2.40-kg skateboard at a velocity of 5.60 m/s across a level sidewalk, jumps…

A: (given) Mass of boy = 49 kg Mass of skateboard = 2.40 kg Momentum of skateboard is  Pboard=2.40 kg…

Q: A 20.0-kg toboggan with 83.5-kg driver is sliding down a frictionless chute directed θ = 28.5° below…

A: The mass of the toboggan is 83.5kg, mass of the women is 55.0 kg, angle of inclination is 28.5…

Q: An open train car, with a mass of 2130 kg, coasts along a horizontal track at the speed 2.99 m/s.…

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Q: In an experiment designed to determine the velocity of a bullet fired by a certain gun, a wooden…

A:

Q: What was the component of puck B's momentum after the collision? Give the component of momentum,…

A: The mass of puck A = 135 gThe mass of puck B = m gThe velocity of puck A = 71 cm/sThe velocity of…

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: A bullet of mass m = 8.00 g is fired into a block of mass M = 280 g that is initially at rest at the…

A: