A 70.0 kg ice hockey goalie, originally at rest, catches a 0.150 kg hockey puck slapped at him at a velocity of 35.0 m/s.  Suppose the goalie and the ice puck have an elastic collision and the puck is reflected back in the direction from which it came.  What is the final speed of the puck? Group of answer choices 35.1 m/s 35.0 m/s 34.9 m/s 34.8 m/s

Q: On a level, frictionless air track, a 300-g puck traveling at 20.0 cm/s to the right undergoes a…

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Q: A stationary quarterback is tackled by a 89 kg linebacker travelling with an initial speed of 5.2…

A: Let the mass of the quarterback be m1 And the mass of the linebacker is (m2)= 89 kg Initial speed of…

Q: by an 89-kg linebacker traveling with an initial speed of 5.2 m/s. As the two players move together…

A: Given:- A initial velocity of the quarterback is u1 = 0 m/s  A initial velocity of the linebacker is…

Q: A 10 g block slides with a velocity of 20 cm/s on a smooth level surface and makes a collision with…

A: Applying momentum conservation:…

Q: A golfer drives (hits) a golf ball off of a tee at a speed of 30 m/s. The mass of the golf ball is…

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Q: A 1700 kg car travels at 20 m/s WEST and collides with a 2000 kg car traveling EAST. The collision…

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Q: A 9.5-g bullet is fired into a stationary block of wood having mass m = 4.92 kg. The bullet imbeds…

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Q: On a very muddy football field, a 110 kg linebacker tackles an 85 kg halfback. Immediately before…

A: M = 110 kg  m = 85 kg  U = 8.8 m/s north  u = 7.2 m/s east

Q: A 300 g bird flying along at 6.00 m/s sees a 0.01 kg insect heading straight toward the bird with a…

A: Given, mass of bird=0.3 Kg speed of bird=6m/s mass of insect=0.01 kg speed of insect=30 m/s

Q: 08 oŏ 7 3o 5 R A4 <Homework #4 Exercise 8.27 Part A Two ice skaters, Daniel (mass 60.0 kg ) and…

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Q: Ping and Leni of equal mass collide on a horizontal frictionless surface. Before the collision, Ping…

A: Given data:  The mass of Ping and Leni m1 = m2 = M kg Initial velocity of Ping (V1) = 0 m/s Initial…

Q: A 7.52 kg object and a 5.76 kg object collide with one another. It is known that just before the…

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Q: Two people want to do a physics experiment at the bowling alley. They set up sensors to measure…

A: m1 = 5 kg v1 = 7 m/s v1f = - 7.74 m/s m2 = ?v2 = -3 m/s v2f = 2.26 m/s

Q: a girl of mass 48 kg is rescued  from a building fire by leaping into a fire fighters net.The window…

A: Given data The mass of the girl is m = 48 kg The height of the window is h = 12 m The duration of…

Q: 2. A frictionless air puck of mass 300 g is travelling at 3.2 m/s in the direction 0°. It collides…

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Q: A 9.6-g bullet is fired into a stationary block of wood having mass m = 5.02 kg. The bullet imbeds…

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Q: A 59 g firecracker is at rest at the origin when it explodes into three pieces. The first, with mass…

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Q: A 70.0 kg70.0 kg ice hockey goalie, originally at rest, has a 0.110 kg0.110 kg hockey puck slapped…

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

Q: 1.      Two carts collide head-on and then ricochet off each other in opposite directions on a…

A: Given Data : The mass of the first cart is given as m1 = 0.350Kg. The mass of the second cart is…

Q: A 10 g block slides with a velocity of 20 cm/s on a smooth level surface and makes a collision with…

A: given data,  mass of the 1st block , m1 = 10 g  velocity of the 1st block , u1 = 20 cm/s  mass of…

Q: 7. Misma, an aspiring figure skater, collides with Mehr, a rival figure skater, who had an initial…

A: Given data: The initial velocity of Mehr is V1i=3.5 m/si. The mass of Mehr is m1=55 kg. The final…

Q: A 85.7 kg block is sliding along a frictionless surface with a speed of 10.5 m/s.  It collides…

A: 85.7 kg block is sliding along a frictionless surface with a speed of 10.5 m/s.  It collides…

Q: 1. A 10 g bullet is fired into a stationary block of wood having mass m=5.0 kg. The bullet imbeds…

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Q: A 1.1 kg ball drops vertically onto a floor, hitting with a speed of 20 m/s. It rebounds with an…

A: A 1.1 kg ball drops vertically onto a floor with speed 20 m/s and gets rebound at speed 11…

Q: Two carts collide head-on and then ricochet off each other in opposite directions on a frictionless…

A: Given data The mass of the first cart is m1 = 0.35 kg The initial velocity of the first cart is u1 =…

Q: Two cars have a ‘rear end’ collision. A 1200 kg Honda moving at 20m/s strikes at 1000kg Ford moving…

A: Given Data: The mass of a Honda car is, m1=1200 kg The velocity of a Honda car before the collision…

Q: A 1.8 kg ball drops vertically onto a floor, hitting with a speed of 34 m/s. It rebounds with an…

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Q: D 2. A 250-g ball moving in the positive direction at 18 m/s strikes a wall and bounces off at 14…

A: Given Data: Mass of the ball is m = 250 g. Striking velocity of ball is v1 = 18 m/s. Bounce back…

Q: A 1.2 kg ball drops vertically onto a floor, hitting with a speed of 25 m/s. It rebounds with an…

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Q: An 87 kg wide receiver is running at 9.4 m/s and is hit by a 110 kg linebacker traveling in the…

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Q: A 10.50-g bullet is fired into a stationary block of wood having mass m = 4.980 kg. The bullet…

A: When there is no external force involved then the total momentum of the system remains conserved.…

Q: A 102 kg running back is traveling in the positive direction at 12 m/s when a 109 kg linebacker…

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Q: 4. A 50.0 kg object is moving east at an unknown velocity when it collides with a 60.0 kg stationary…

A: In this question we have to find out the velocity of the object before collision.

Q: A 0.30 kg ball was strucked by a baseball bat from rest up to a speed of 45 m/s. The ball was in…

A: A. The change in the momentum of the ball is given by ∆p=pf-pi=mvf-vi=0.30 kg45 m/s-0 m/s=13.5…

Q: A 2.0 kg ball moving eastward at 3.0 m/s suddenly collides with and sticks to a 4.0 kg ball moving…

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Q: 4. what is the velocity of the 30 g block after the collision? с. 15 ст/s a. 20 cm/s b. 5 ст/s d.…

A: We have to find the velocity of the 30 g block after the Collison.

Q: Two carts on a nearly frictionless air track are involved in a completely inelastic collision in…

A: Given , inelastic collision with following information

Q: A 5592.42 kg car traveling at 20.0 m/s hits a giant rubber ball of mass 5.59 kg sitting motionless…

A: Given m1=5592.42 kg m2=5.59 kg u1=20 m/s u2=0

Q: A 5.0 g bullet is fired into a stationary block of wood (m = 7.5 kg). The relative motion of the…

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Q: A 10.5-g bullet is fired into a stationary block of wood having mass m = 5.01 kg. The bullet imbeds…

A: SOlution: given that mass of bullet, mb = 10.5g = 0.0105 kg mass of bwooden block, mw = 5.01 kg…

Q: David walks 3 km north, and then turns south and walks 4 km. What is his displacement? 1 km South 2…

A: 1 The displacement in north is 3 km than the displacement in south is 4 km so,  The displacement in…

Q: A3 kg ball rolls forward toward a 6 kg ball moving in the opposite direction at 4.6 m/s to the left.…

A: Here we have to use the principle of conservation of momentum. Let the initial velocity of 3 kg ball…

Q: Two carts collide head-on and then ricochet off each other in opposite directions on a frictionless…

A: Mass of first cart = 0.350 kg Mass of second cart = 0.500  kg Initial velocity of first cart = 1.50…

Q: A 0.83 kg ball drops vertically onto a floor, hitting with a speed of 20 m/s. It rebounds with an…

A: (a) Write the expression for the impulse on the ball during the contact.

Q: Two objects A and B collide and stop after the collision. Object A is 19 kg with the velocity of 4.2…

A: Given, Mass of object A, MA = 19 kg Velocity of object A before collision, VA = 4.2 m/s Mass of…

Q: A train of mass m1 = 1400 kg is moving at a velocity of 14 m/s collides with a second train of mass…

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Q: 13) A 14.2 kg sheep dog is running to the right at 1.78 m/s. A 10.7 kg collie is running to the left…

A: Mass of sheep dog, m1 = 14.2 kg Mass of collie, m2 = 10.7 kg  Initial velocity of sheep dog, u1 =…

Q: A 10.0-g bullet is fired into a stationary block of wood having mass m = 5.00 kg. The bullet imbeds…

A: Mass of bullet, m = 10 g = 0.01 kg Mass of wood block, M = 5 kg Before collision, speed of block, u…

Q: Hockey puck A slides along a sheet of frictionless ice, moving due east with speed 2.80 m/s. It then…

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Q: 43. A 2.30-gram bullet moving at 220 m/s in a horizontal direction lodged into a 95-gram block…

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