A 730-N man stands in the middle of a frozen pond of radius5.0 m. He is unable to get to the other side because of a lackof friction between his shoes and the ice. To overcome thisdifficulty, he throws his 1.2-kg physics textbook horizontallytoward the north shore at a speed of 5.0 m/s. How long doesit take him to reach the south shore?

Q: A cue stick strikes a stationary pool ball, with an average force of 32 N over a time of 14 ms. If…

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Q: A 750 N man stands in the middle of a frozen pond of radius 4.0 m. He is unable to get to the other…

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Q: The superheroine Xanaxa, who has a mass of 63.5 kg, is pursuing the 74.3 kg archvillain Lexlax. She…

A: Mass of the super heroine m=63.5 kg When she dives off from the building the change in height is…

Q: In principle, when you fire a rifle, the recoil should push you backward. How big a push will it…

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Q: A 35-kg child rides a relatively massless sled down a hill and then coasts along the flat section at…

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Q: A biker is traveling on level ground at 43.0 m/s with a combined mass of 340.0 kg. She spots a…

A: Given data: Initial velocity (v0) = 43.0 m/s Final velocity (v) = v0/2 =  21.5 m/s Time (t) = 18.0 s…

Q: a 3000 kg truck is driving at 20 m/s north. it collides head-in with a 1200 kg car travelling south…

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Q: A 10,000 kg railroad car is rolling at 2.00 m/s when a 4000 kg load of gravel is suddenly dropped…

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Q: Nicholas, with a mass 89.0 kg, jumps vertically upward to a maximum height of 40.0 cm. With what…

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Q: a 75-kg fisherman in a 125-kg boat throws a package of mass m = 15 kg horizontally toward the right…

A: The expression for the velocity,

Q: A dog weighing 36 kg, is standing on a flatboat so that he is 23 m from shore. He walks 16 m on the…

A: It is given that,

Q: Emma and Katie are racing along in their new wagon. Upon reaching the bottom of the hill traveling…

A: Given Katie speed at the bottom of the hill = u = 13.2 m/s Distance between Katie and her teddy bear…

Q: 2. A0.200kg softball is pitched at 35m/s and leaves the bat at 55m/s straight towards second base.…

A: Given: Mass of ball, m=0.200 kg Initial velocity, vi=-35 m/s   (-ve sign indicates the direction of…

Q: A 6.065 kg tennis ball moving to the right with a speed 6f 15m/s is struck by a tennis ractet,…

A: The concept used in this question will be that average force(Favg) can be calculated by the rate of…

Q: A 2000-kg railway freight car coasts at 4.4 m/s underneath a grain terminal, which dumps grain…

A: Given: A 2000-kg railway freight car coasts at 4.4 m/s underneath a grain terminal, which dumps…

Q: Consider a frictionless track as shown in figure P6.54. A blockwith mass m_1 = 5 kg is released from…

A: Given data: The mass of block is m1=5 kg. The mass of block is m2=10 kg. The height of mass m1 is…

Q: A 723-N man stands in the middle of a frozen pond of radius 6.0 m. He is unable to get to the other…

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Q: A 71 kg baseball player jumps straight up to catch a hard-hit ball. If the 140 g ball is moving…

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Q: A 10g bullet is fired into 1200 g block hanging from a (massless) rod of length 150cm. The muzzle…

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Q: Starting with an initial speed of 5.00 m/s at a height of 0.300 m, a 1.50-kg ball swings downward…

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Q: A body of mass 40 kg has the mom 2000 kgm/s. Calculate; 1. Speed of the body. 2. K.E of the body.

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Q: A 0.24 kg blob of clay is thrown at a wall with an initial velocity of 23 m/s.  If the comes to a…

A: Acceleration is the change in velocity over time.

Q: In an elastic collision, a 400-kg bumper car collides directly from behind with a second, identical…

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Q: A 719-N man stands in the middle of a frozen pond of radius 4.0 m. He is unable to get to the other…

A: GIVEN: Force = 719N radius =4m mass of textbook =1.2kg speed of book = 4m/s

Q: A 2500-kg car traveling at 20 m/s is chasing a second car of mass 3500 kg that is traveling at 7 m/s…

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Q: the two identetical freight cars roll without friction towards each ohter, in oppoite directions, on…

A: According to the conservation of mometnum we know thatmomentum before collision is equal to the…

Q: A 1.00×104 kg railroad car is rolling at 3.00 m/sm/s when a 6000 kg load of gravel is suddenly…

A: Given value--- Mass = 1 × 10⁴ kg. speed = 3 m/s. gravel mass = 6000 kg. We have to find--- final…

Q: During an automobile crash test, a 1000 kg car is sent towards a cement wall at a speed of 14 m/sec…

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Q: A carnival game consists of a two masses on a curved frictionless track, as pictured below. The…

A: Let vs be the velocity of the smaller object after the collision. Apply the conservation of energy…

Q: What is the velocity (in m/s) of a 905 kg car initially moving at 25.0 m/s, just after it hits a 135…

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Q: Emma and Katie are racing along in their new wagon. Upon reaching the bottom of the hill traveling…

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Q: 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…

A: Applying the conservation of angular momentum,

Q: Consider a frictionless track as shown in thefigure.A block of mass 3.554 kg is released onthe track…

A: Consider the bottom point that is the level at which mass 14.216 kg lies is as datum level. Apply…

Q: A 105-kg rugby player is initially running at 7.5 m/s in the positive direction, but collides…

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Q: A baseball has a mass of 0.140 kg, and it is pitched towards home plate at a speed of 48.0 m/s.…

A: The mass of the baseball, m = 0.14 kg Initial velocity of the baseball, u = 48 m/s Force exerted, F…

Q: Question 12. As part: of target practise for new recruits at the Bomana Police College, a cadet me…

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Q: A 500-g lump of clay was moving through the air at a speed of 8.00 m/s when it hit and got stuck to…

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