Bob and Jim decide to play tug-of-war on a frictionless (icy) surface. Jim is considerably stronger than Bob, but Bob weighs 160 lb whereas Jim weighs 145 lb. Who loses by crossing over the midline first? Explain.

Q: 7) A block of mass m1 = 10.5 kg slides along a horizontal surface (with friction, \mu k = 0.32) a…

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Q: At time t = 0 a 2150-kg rocket in outer space fires an engine that exerts an increasing force on it…

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Q: A sodapop can is 25 cm tall and made of aluminum. It has a mass of 50 grams. The soda is currently…

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Q: regulation 145 g baseball can be hit at speeds of 3.0 mph. Part A If a line drive is hit essentially…

A: Given: The mass of the baseball is 145 g. The initial speed of the baseball is 98 mph. The mass of…

Q: 8. The great white shark can have a mass as great as 3100 kg. Suppose such a shark is cruising the…

A: Mass of shark M = 3100 kg Speed of shark towards north (u) = 3.40 m/s Mass of prey fish m = 210 kg…

Q: 10. Block 1 with a mass of 1.0 kg slides down a frictionless ramp with a height of 3.0 m and…

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Q: An overnight rainstorm has caused a major roadblock. Three massive rocks of mass m1 = 528 kg, m2 =…

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Q: 7. A 0.210 kg softball is pitched to you at 34.0 m/s. You hit the ball back along the same path, and…

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Q: the magnitude of the average force applied to the ball?

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Q: Perfectly Inelastic Collision BEFORE AFTER m1=1300 kg m2=1900 kg m1=1300 kg m2=1900 kg V1=24 m/s…

A: Given data:  The masses of the objects  m1 = 1300 kg and m2 = 1900 kg Initial velocities  V1 = 24…

Q: i) Two ice skaters are initially at rest on the ice, hands touching. the skater on the left has a…

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Q: Determine the velocity of the two locked together cars after the collision.

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Q: 20. During a stormy season, winds can move horizontally at 30 m/s. If air strikes a person at the…

A: Given: The speed of the wind is 30 m/s. The strike rate is 40 kg/s.m2. The height of the person is…

Q: A 2.1-kg softball is pitched to you at 20 m/s. You hit the ball back along the same path, and at the…

A: Here,m =  2.1 kgv  = 20 m/su  = 18 m/st   = 0.19 sec

Q: 20 Find the center of mass of a thin plate covering the region between the x-axis and the curve y =…

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Q: A 1.5-kg basketball is moving with a velocity of 3.0m/s directed 30' below the horizontal just…

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Q: 4.. A toboggan having a mass of 10 kg starts from rest at A and carries a girl and boy having a mass…

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Q: Find the center of mass of a thin plate of constant density covering the given region. The region…

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Q: A 63-kg canoeist stands in the middle of her 22-kg canoe.The canoe is 3.0 m long, and the end that…

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Q: Four objects are situated along the y axis as follows: a 1.92-kg object is at +2.97 m, a 3.06-kg…

A: FINAL ANSWER:      X-component of the centre of mass is =0m     Y-component of the centre of mass is…

Q: 9. You are investigating a car wreck. Mr. Q was traveling east in an 1800 lb car and collided with…

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Q: A 15 kg block is on a 25kg block, and the 25 kg block is on a frictionless table. The coefficient of…

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Q: A block of mass m1 = 17.5 kg slides along a horizontal surface (with friction, μk = 0.23) a distance…

A: Given: The mass of the first block is 17.5 kg. The mass of the second block is 9.5 kg. The distance…

Q: jetliner is moving at a speed of 215 m/s. The vertical component of the plane's velocity 40.6 m/s.…

A: Vertical component of velocity is given by  Vy=V sinθ 40.6=215sinθ θ=sin-1(40.6/215)=10.88 deg

Q: 11. A 0.25-kg ball, initially at rest on a tee, is hit with a bat in the x-direction while 1.00…

A: Given data *The mass of the ball is m = 0.25 kg *The given height is h = 1.00 m *The initial speed…

Q: Lions can run at speeds up to approximately 80.0 km/h.80.0 km/h. A hungry 105 kg105 kg lion running…

A: The unit of speed can be converted from the unit kilometer per hour to meter per second by…

Q: A 60-g tennis ball initially at rest is hit by a racket. The ball is in contact with the racket for…

A: Given that Mass of the ball m = 60 g = 0.060 kg Initial velocity is u = 0  ( in rest ) Final…

Q: 5. The main engines of the Saturn V rocket (used for the Apollo and Skylab missions) burn a fuel…

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Q: Q. 6. A car of mass 1800 kg stopped at a trafficlightis struck from the rear by a 900-kg car, and…

A: In the collision, the total linear momentum of the system remains conserved. Thus Pi = Pf Where Pi =…

Q: Example B: Three people stand around not doing their physics homework as shown below. Find the…

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Q: 1. Four objects are situated along y-axis as follows; a 2.00-kg object is at + 3.00 meters, 5.00-kg…

A: Given : m1 = 2 kg,     y1 = 3 m             m2 = 5 kg,     y2 = 1.5 m             m3 = 4.5 kg,…

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: /1 In the figure, two long barges are moving in the same direction in still water, one with a speed…

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Q: b

A: Given: Time is 0.0045 s Mass of ball is 55 g Speed is 3.3×102ft/s.

Q: A woman weighing 61.5 kg stands at one end of a 120-kg raft that is 6.00 m long. The other end of…

A: The objective of this question is to find the distance between the raft and the pier after the woman…

Q: A block of mass m1 = 13.5 kg slides along a horizontal surface (with friction, μk = 0.31) a distance…

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Q: A 0.25 kg arrow with a velocity of 12 m/s to the east strikes a target and pierces the bull's-eye of…

A: Given Mass of an arrow = 0.25 kg Initial velocity of an arrow = 12 m/s Mass of  target = 6 kg…

Q: During a snowball fight, a 0.30-kilogram snowball traveling at a speed of 17.0 m/s hits a student in…

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