Physics

Physics, 01.08.2019 05:00, misslux

What is the momentum of a 2 kg shopping cart if it's moving at a speed of 5 m/s

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Physics, 17.07.2019 00:30, rodriguezjalissa132

Two carts are connected by a loaded spring on a horizontal, frictionless surface. the spring is released and the carts push away from each other. cart 1 has mass m and cart 2 has mass m/3. 1) is the momentum of cart 1 conserved? 2) is the momentum of cart 2 conserved? 3) is the total momentum of carts 1 and 2 conserved? 4) which cart ends up moving faster? 5) if m=6 kg and cart 1 moves with a speed of 16 m/s, what is the speed of cart 2?

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Physics, 30.08.2019 22:30, MichaelM416

Cart a and cart b are traveling in the same direction on a straight track. cart a is moving at 9.25 m/s and cart b is moving at 7.15 m/s. the mass of cart a is 72.0 kg and the mass of cart b is 55.0 kg. cart a catches up to and collides with cart b. after they collide, cart a slows down to 6.15 m/s. find the final speed of cart b.

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Physics, 28.10.2019 23:31, Aggie4216

A20 kg shopping cart moving at a velocity of 0.5 m/s collides with a store wall and stops. the momentum of the shopping cart a. increases. b. decreases. c. remains the same. d. is conserved.

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Physics, 30.10.2019 00:31, kingtrent81

A21.0 kg shopping cart is moving with a velocity of 4.0 m/s. it strikes a 9.0 kg box that is initially at rest. they stick together and continue moving at a new velocity. assume that friction is negligible. what was the momentum of the shopping cart before the collision? 0 kg⋅m/s 36 kg⋅m/s 168 kg⋅m/s 84.0 kg⋅m/s what was the momentum of the box before the collision? 168 kg⋅m/s 84.0 kg⋅m/s 0 kg⋅m/s 36 kg⋅m/s what is the velocity of the combined shopping cart–box wreckage after the collision? 9.3 m/s 4.0 m/s 2.8 m/s 0 m/s

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