A diver with a mass of 80 kg jumps from a dock into a 130 kg boat at rest on the west side of the dock.  If the velocity of the diver is 4.1 m/s to the west, what is the final velocity of the diver in the boat?

Q: A 44.3-kg girl is standing on a 154-kg plank. Both originally at rest on a frozen lake that…

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Q: A blue car, with mass m1 = 1000 kg and traveling at 20.0 m/s, rear ends a stationary red car with…

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Q: Two cars collide at an icy intersection and stick together afterward. The first car has a mass of…

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Q: Two vehicles (a car and a truck) are involved in a collision and stick together. Just before the…

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Q: A car with a mass of 1000 kg collides perpendicular to the wall at a speed of 20 m/s and then…

A: Given,  Mass of car (m)= 1000kg  Speed of car before collision (u)= 20m/s (right side )  Speed of…

Q: In a crash test, a car with a mass of 1200 kg hits the wall as shown. the car's initial and final…

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Q: A biker is traveling on level ground at 43.0 m/s with a combined mass of 320.0 kg. She spots a…

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Q: You throw a 0.53-kg baseball with a speed of 12 m/s during a time interval of 4.0 ms.  What is the…

A: Given  mass(m) = 0.53kg speed (v) = 12m/s time(t) = 4ms = 4×10-3 sec   (∵1ms = 10-3 sec)

Q: 40.0055-kg shuttlecock moving to the left with a speed of 40.0 m/s is struck by a badminton racket…

A: Solution: Use the impulse-momentum theorem to find the required time. According to the…

Q: Note: Take East as the positive direction. A(n) 88 kg fisherman jumps from a dock into a 132 kg…

A: Given : m = 88 kg M = 132 kg v = 4.5 m/s

Q: Two ice skaters push off against one another starting from a stationary position. The 54.1-kg skater…

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Q: A 74.9-kg person, running horizontally with a velocity of +3.66 m/s, jumps onto a 20.0-kg sled that…

A: a. According to the conservation of momentum, the total momentum after and before collision are…

Q: A 75 kg man rides on a 39 kg cart moving at a velocity of 2.3 m/s. He jumps off with zero horizontal…

A: Given,

Q: Four railroad cars, each of mass 3500 kg, are coupled together and coasting along horizontal tracks…

A: The system here is the 4 cars and the actor included. The force exerted by the actor and the push…

Q: You have two identical cars, both of mass 1,542 kg. The first one is moving to the left with an…

A: Given data:  Two identical cars m1 = m2 = 1542 kg Initial velocity of car 1 (u1) = -11.9 m/s Initial…

Q: Bonita (mass of 60 kg) is stuck, motionless, on a frictionless frozen lake. The only thing she has…

A: The mass of the Bonita is 60 kg.The mass of the iPhone is 175 g or 0.175 kg.The final speed of the…

Q: A 65.0 kg  diver, dives horizontally off a 375 kg raft initially at rest. If the diver's speed…

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Q: Dizzy is speeding along at 30.4 m/s as she approaches the level section of track near the loading…

A: Given:- The initial velocity is u = 30.4 m/s  The final velocity is v = 3.95 m/s  The mass of the…

Q: A 90.0 kg fullback running 36.9° north of east with a speed of 5.00 m/s is tackled and held onto by…

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Q: A 0.25 kg ball moving at 16.0 m/s is hit by a bat.  The ball leaves the bat at a speed of 46 m/s in…

A: Given data The mass is m=0.25 kg The initial velocity is, u=16.0 m/s The final velocity is, v=-46…

Q: Block A, with a mass of ml = 6.1 kg, is moving with a speed of vl = 3.1 m/s while block B, with a…

A: Given Data: The mass of block A is: m1=6.1 kg The speed of block A is: v1=3.1 m/s The mass of block…

Q: A skier of 55-kg mass is at the rest on a frictionless (and horizontal) slab of ice. The skier…

A: M1= 55 kg M2= 1 kg V2= 49x^ -17y^ m/s  V1 =??

Q: In a laboratory experiment, a 0.200 kg glider and a 0.400 kg glider are pushed towards each other…

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Q: A dog, with a mass of 155 kg, jumps horizontally at a speed of 6.0 m / s in a boat that is floating…

A: Given that, Mass of a dog, m1 = 155 kg Speed of the dog, u1 = 6 m/s Initially, the boat was at rest…

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

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Q: You are standing on a large sheet of frictionless ice and holding a large rock. To get off the ice…

A: Write the given values with the suitable variables. vr=12 m/sθ=35°mp=70 kgmr=15 kg Here, vr, θ, mp,…

Q: On the set of a new Hollywood movie, a 84.6-kg stunt actor (Max Payne) is tossed straight out of a…

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Q: An incoming tennis ball (mass 0.060 kg) has a speed of 14 m/s. The player hits the ball with a…

A: Given data:  Mass (m) = 0.060 kg Initial velocity (Vi) = 14 m/s Final velocity (Vf) = 30 m/s, in…

Q: Problem 3: A boy of mass m = 48 kg moves at a velocity v = 1.55 m/s before hopping on a skateboard.…

A: According to conservation of momentum -  Initial momentum = Final momentum  Expression for momentum…

Q: A volleyball with mass = 0.350 kg has been struck with a velocity of -13.66 m/s, and was returned by…

A: Given, Mass,m = 0.350 kg  Initial velocity = -13.66m/s  Final velocity = 28.90 m/s  Time of contact…

Q: A 66.3-kg person, running horizontally with a velocity of +3.51 m/s, jumps onto a 12.5-kg sled that…

A: a. according to the conservation of momentum, So the final velocity of sled and person is 2.95 m/s.…

Q: A 1000 kg car moving westward with a velocity of 10 m/s collides with a utility pole and is brought…

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Q: Problem 3: A student of mass m = 51 kg runs at a velocity v; = 1.53 m/s before leaping on a…

A: Given data: The mass of student is m=51 kg, The initial velocity of the student is vi=1.53 m/s, The…

Q: As seen in the figure, two sleds, each weighing 20 kg, stand on the same axis and at a short…

A: The change in momentum is zero since no external force acts on the system. ms,1vs,1+mcvc=020…

Q: Find the magnitude of the sea lions velocity before the accident?

A: Answer : Magnitude of  sea lion's velocity is 5.88 m/s, Explanation is as follows :

Q: A 35.0 kg boy and 28.0 kg girl stand, on frictionless ice, at the center of an ice skating rink.…

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Q: A 52.1-kg person, running horizontally with a velocity of +4.62 m/s, jumps onto a 14.7-kg sled that…

A: Mass of person(M)=52.1kg velocity of person (vp )=4.62 m/smass of sled (m)=14.7 kg initially sled is…

Q: An astronaut in her space suit has a total mass 94.5 kg, including Suit and oxygen tank. Her tether…

A: given data, total mass M = 94.5 kg astronaut is initial velocity with respect to her spacecraft V =…

Q: A soccer goalkeeper accelerates a ball from rest at a speed of 15 m / s for the time that his foot…

A: Force on an object equals to change in momentum of object w.r.t. time.