an weighing 80 kg jumps with a horizontal velocity of 5m/s onto a boat that is at rest on the water. If the boat weighs 120 kg, what is its velocity when the man comes to rest relative to it? What is the loss in kinetic energy?

Q: A 2.0-kg mass moving at 5.0 m/s suddenly collides head-on with a 3.0-kg mass at rest. If the…

A: Given The moving mass is m = 2 kg. The velocity of moving mass is v = 5 m/s. The rest mass is M = 3…

Q: A football player leaps at a speed of 3.5 m/s toward a second football player, who is moving at 1.5…

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Q: An astronaut with a mass of 85 kg is outside a space capsule when the tether line breaks.  To return…

A: Given: The mass of the astronaut is 85 kg. The mass thrown by astronauts is 2 kg. The speed of the…

Q: A cart X with a mass of 4 kilogram is initially moving at 5 meters per second. It collided with cart…

A: Since it is given that collision is perfectly inelastic, So according to its properties ,…

Q: mass 2500 kg and moving at 3 m/s NE collides with a 3000 kg car moving NW at 2.5 m/s. Find their…

A: In perfect inelastic collision both masses combined after collision

Q: Two astronauts who happen to be married to one another are working outside the international space…

A: Let the wrench moves initially in positive x- direction. The equation for the conservation of…

Q: Which of the following statements is/are true? 1. When a ball is thrown upward in air, its momentum…

A: SOlution:

Q: Two ice skaters approach each other at right angles. Skater A has a mass of 28.2 kg and travels in…

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Q: You are sitting in a sled, at rest on a pond covered with nice, thick, frictionless ice. Your own…

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Q: An astronaut with mass 84kg is at rest in space, before firing her water pack to move toward the…

A: Conservation Law of linear momentum : m1u1+m2u2=m1v1+m2v2     ....1 GIVEN : Mass of astronaut m1=84…

Q: A 1 kg ball moving to the right at 2 m/s strikes a stationary ball of similar mass and stops. How…

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Q: A bullet of mass 50 gm is fired into a freely suspended target of 2.5 kg. On impact, the target…

A: In perfectly inelastic collision, the bullet and target moves with the same velocity after…

Q: A 100kg center fielder is running at 4 m/s towards the 50kg right fielder who is running toward the…

A: Mass of center fielder: m1 = 100 kg Initial speed of center fielder: u1 = 4 m/s  Mass of right…

Q: A mass m, initially moving at speed v in gravity free space, explodes into 2 pieces, one of which is…

A: Given: A mass m, initially moving at speed v in gravity-free space, explodes into 2 pieces, one of…

Q: A 0.050-kilogram bullet is fired from a 4.0-kilogram rifle that is initially at rest.  If the bullet…

A: Write the given values with suitable variables. mb=0.05 kgmr=4 kgpb=20 kg.m/s Here, mb denotes the…

Q: The following two questions relate to a baseball being hit. Just before the ball (of mass 0.4kg)…

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Q: A 5.6 kg block is travelling rightwards with speed 12.8 m/s. It collides with 3.2 kg which is…

A: mass of first block (m) = 5.6 kg initial velocity of first block (u) = 12.8 msmass of second block…

Q: A 500-kg sack of coal falls off sideways from a railway car with a mass of 2000 kg, which was…

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Q: A 4 × 10 4 N truck moving west at a velocity of 8 m/s collides with a 3×10 4 N truck heading south…

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Q: A billiard ball moving horizontally, labeled 1, strikes another billiard ball at rest, labeled 2.…

A: Write a given values of this question. v=2.55m/sθ=40∘v1=0.45m/s

Q: A large, lit m80 (a type of firework) is dropped off of a bridge. When the m80 is 12.30 m below the…

A: Consider the following diagram,

Q: A 70-kg astronaut is space-walking outside the space capsule and is stationary when the tether line…

A: Given: The mass of the astronaut is 70 kg. The mass of the hammer is 2 kg. The speed of the hammer…

Q: An object of mass m moving to the right with a speed v  collides with a second object of mass 0.5 m…

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Q: A 45.1 kg block is sliding along a frictionless surface with a speed of 65.4 m/s.  It collides with…

A: Mass of object 1, m1 = 45.1 kg Mass of object 2, m2 = 76.3 kg Initial speed of object 1, u1 = 65.4…

Q: A remote controlled toy car of mass 9.4 kg is moving with a velocity of 4.2 m/s along x- axis makes…

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Q: A gun fires a bullet vertically into a 1.40-kg block of wood at rest on a thin horizontal sheet. If…

A: Given data The mass of the block is given as mblock = 1.4 kg. The mass of the bullet is given as…

Q: You are sitting in a sled, at rest on a pond covered with nice, thick, frictionless ice. Your own…

A: Given Mass of me = M = 73.7 kg Mass of sled = msled = 11.7 kg Mass of baseball = m = 0.196 kg…

Q: A 160 g baseball is thrown with a speed of 20 m/s. It is hit straight back toward the pitcher at a…

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Q: The following two questions relate to a baseball being hit. Just before the ball (of mass 0.4kg)…

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Q: A 5-kg ball moving with a velocity of 8 m/s collides head-on with another ball of 2-kg mass and…

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Q: A skater of mass 40 kg is carrying a box of mass 5 kg. The skater has a speed of 5 m/s with respect…

A: Given: The mass of skater is M=40 kg. The mass of box is m=5 kg. The speed of the skater is v=5…

Q: a particle with a mass of m1 slides down a frictionless road from point A to the stationary state.…

A: Given:-  m2=3m1 a particle with a mass of m1 slides down a frictionless road from point A to the…

Q: You are sitting in a sled, at rest on a pond covered with nice, thick, frictionless ice. Your own…

A: Dear student When there is no external force acting on the system, the momentum remains conserved.…

Q: A .22 kg baseball is thrown at a velocity of 15.9 m/s. The baseball hits a .93 kg target and they…

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Q: A 25-g bullet traveling horizontally at 210 m/s penetrates a stationary 3-kg block of wood resting…

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Q: A ball with a mass of 3 kg moving at 5 m/s collides with a 9 kg ball at rest. After the collision,…

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Q: The Moon’s craters are remnants of meteorite collisions. Suppose a fairly large asteroid that has a…

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Q: A 5.8 x 104 kg train car at rest is struck from behind by a second train car, traveling at 2.6 m/s.…

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Q: A uniform chain of mass m and length l is lying on a slippery table. When one-quarter of its length…

A: Given Data : The mass of the chain is given as M. The length of the chain is given as L.

Q: South bound railroad car with mass of 13,000kg moving at 25 m/s collides and couples with a North…

A: Choose a proper co-ordinate system and draw velocity/momentum vector.

Q: 8) A baseball is thrown from center field to second base and its velocity changes from 25m/s to…

A: Given value--- initial velocity = 25 m/s. final velocity = 20 m/s. mass = 150 g. We have to…

Q: A train moves at 40 m/s heading due west(positive). A young child with a mass of 20 kg, disregarding…

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Q: 6.5-kg bowling ball moving at 8.65 m/s collides with a 0.95-kg bowling pin, which is scattered at an…

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Q: rocket with a mass of 5.00 x 10^4 kg is traveling at 6.00 x 10^3 m/s relative to a space station.…

A: Given:-  A rocket with a mass m= 5.00 x 10^4 kg is traveling v0= 6.00 x 10^3 m/s relative to a space…

Q: Please select TWO options as your correct answers. TWO correct answers will give you correct answer.…

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…