A small dog jumps straight up into the air to catch a Frisbee (mass 143 g) at the peak of its jump. If the frisbee is moving with a speed of 12.1 m/s when the dog catches it, and the dog and frisbee move off together at 0.74 m/s after the catch, what is the mass (in kg) of the dog?

Q: A 400 kg cannon sits on a frozen lake. It fires a 5.1 kg cannonball horizontally with a speed of 340…

A: Given data:  Mass of cannon (M) = 400 kg Mass of cannonball (m1) = 5.1 kg Velocity of cannon ball…

Q: judy (mass 40 kg), standing on slippery ice, catches her leaping dog (mass = 15 kg) moving…

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Q: A 0.140 kg baseball is traveling toward home plate.  A batter hits the ball with a force of 2,915 N…

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Q: Gambit (mass = 85.7 kg) jumps straight down from a bridge into a boat in which Wolverine is on.  The…

A: This problem is an direct application of Law of Conservation of momentum.

Q: VOTHER A man holding a rock sits on a sled that is sliding across a frozen lake (negligible…

A: Given : vi = 0.530 m/s M = 93 kg m = 0.32 kg v2 = 16.5 m/s

Q: A 50.0-kg boy runs at a speed of 22.76 m/s and jumps onto a cart as shown in the figure. The cart is…

A: Because no force involve in the process so net external force on boy plus cart system remains zero.…

Q: A block of mass m1 = 10.5 kg slides along a horizontal surface (with friction, μk = 0.24) a distance…

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Q: student of mass m = 56 kg runs at a velocity vi = 1.55 m/s before jumping on a skateboard that is…

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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: A missile of mass 110 kg is fired from a plane of mass 5500 kg initially moving at a speed of 315 m…

A: Given:  mass of missile, m = 110 kg  mass of plane, M = 5500 kg  initial velocity of missile, v =…

Q: A boy sleds down a hill and onto a frictionless ice-covered lake at 11.7 m/s. In the middle of the…

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Q: A loaded gun is dropped on a frozen lake. The gun fires, with the bullet going horizontally in one…

A: Given that            the mass of the bullet is (m) = 0.04Kg            The speed of the bullet is…

Q: A freight train is being assembled in a switching yard and so at rest at the beginning. Car 1 has a…

A: Given: The mass of the car1 is m1= 65x103 kg. The velocity of the car1 is 0 m/s. The mass of the…

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: A skater of mass 81.0 kg initially moves in a straight line at a speed of 5.10 m/s. The skater…

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Q: A man holding a rock sits on a sled that is sliding across a frozen lake (negligible friction) with…

A:

Q: A 68.5-kg astronaut is doing a repair in space on the orbiting space station. She throws a 2.25-kg…

A: From conservation of momentum,   Momentum of the astronaut + Momentum of the tool= 0 If, M=mass of…

Q: A pickup truck has a mass of 874.05kg. It travels with a velocity of 21.361m/s before it hits a…

A:

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: Suppose that a garbage truck is 1.3 × 104 kg and is initially moving at 26.5 m/s. What is the speed…

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Q: Problem 21:   A railway car with a mass of 3760kg moves along horizontal tracks at a constant speed…

A: Given data : Initial mass of car (m1) = 3760 kg Initial speed of car (v1) = 4.66 m/s  Final speed of…

Q: Vo = 5 m/s A B 50° 40° Vc -6° VB = 2.8 m/s VA

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Q: Judy has a mass of 72.0kg and stands on slippery ice. She catches her leaping dog (mass 15.0kg),…

A: the speed of Judy and her dog after she catches him = ?

Q: The figure below shows a man in a boat on a lake. The man's mass is 73 kg, and the boat's is 138 kg.…

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Q: A 4.0 kg mess kit sliding on a frictionless surface explodes in two different sized parts, one has a…

A: We can calculate the original velocity by applying conservation of momentum. This  states that…

Q: A loaded gun is dropped on a frozen lake. The gun fires, with the bullet going horizontally in one…

A: According to the momentum conservation principle, the total momentum of the system must be…

Q: A 50.0-kg boy runs at a speed of 10.0 m/s and jumps onto a cart as shown in the figure. The cart is…

A:

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: Kyle, a 90.0 kg football player, leaps straight up into the air (with no horizontal velocity) to…

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Q: The figure below shows a man in a boat on a lake. The man's mass is 67 kg, and the boat's is 117 kg.…

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Q: As a member of CSU's golf team, Jesse has access to the golf range on University Avenue for practice…

A: We have a golf ball of mass m=0.05 kg which was at rest (initial velocity u=0) is then hit by a club…

Q: A bus can reach a length of 30 m long with two trailers and they have a total mass of 28 × 103 kg.…

A: Given Data:Mass of the truckm1=12×103 kgInitial velocity of the truckv1i=?Initial velocity of…

Q: A 50.0-kg boy runs at a speed of 8.5 m/s and jumps onto a cart as shown in the figure. The cart is…

A:

Q: A 10-m-long glider with a mass of 680 kg (including the passengers) is gliding horizontally through…

A: Given,

Q: What is the velocity of the canoe after the package is thrown? Neglect any resistance force from the…

A:

Q: In an experiment, you throw a rubber ball of mass m = 25.0 g onto a block of mass M = 250 g that is…

A: Given information: The mass of the ball, m=25.0 g=25.0×10-3 kg The mass of the block, M=250 g=0.250…

Q: A bullet weighing 60g is fired at a velocity of 360m/s at a block weighing 1kg at rest on a…

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Q: A block of mass m1 = 15.5 kg slides along a horizontal surface (with friction, μk = 0.29) a distance…

A:

Q: A tennis ball has a mass of 0.055 kg. A professional tennis player hits the ball hard enough to give…

A: Solution       Given dataMass of ball m=0.055kginitial speed u=0m/sFinal speed v=52m/sDistance…

Q: You are on a spacewalk with another astronaut. You throw a tool to them. Your mass is 82 kg, the…

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Q: A tennis ball with a mass of 55 grams experiences a contact time with a tennis racket for 29…

A: The objective of the question is to calculate the force exerted by the tennis racket on the ball…

Q: Object A has a mass of 50kg and is moving along the +x axis with a speed of 10m/s. Object B has a…

A: Given data *Object A has a mass is ma = 50 kg *Object A is moving with a speed is va = 10 m/s…

Q: Godzilla is fighting Mothra in Tokyo (again). Godzilla climbs a tall building and, while standing on…

A: The conservation of momentum, the initial momentum of the Mothra and the Godzilla will be,

Q: A 2250 kg truck travelling at 16 m/s strikes a car at rest. The two stick together and move off with…

A: Given: Mass of truck, M=2250 kg Initial speed of truck, u=16 m/s The truck strike with car which is…