Block 1, of mass m1=1.50 kg, moves along a frictionless air track with speed v1=31.0m/s. It collides with block 2, of mass m2=11.0 kg, which was initially at rest. The blocks stick together after the collision. A: Find the magnitude pi of the total initial momentum of the two-block system. Express your answer numerically. B: Find vf, the magnitude of the final velocity of the two-block system. Express your answer numerically. C: what is the change deltaK= Kfinal- K initial in the two block systems kinetic energy due to the collision ? Express your answer numerically in joules.

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Asked Mar 19, 2019
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Block 1, of mass m1=1.50 kg, moves along a frictionless air track with speed v1=31.0m/s. It collides with block 2, of mass m2=11.0 kg, which was initially at rest. The blocks stick together after the collision. 

A: Find the magnitude pi of the total initial momentum of the two-block system. Express your answer numerically. 

B: Find vf, the magnitude of the final velocity of the two-block system. Express your answer numerically. 

C: what is the change deltaK= Kfinal- K initial in the two block systems kinetic energy due to the collision ? Express your answer numerically in joules. 

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Expert Answer

Step 1

(A)

 

The magnitude of the total initial momentum of the two block system,

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Step 2

Calculate the magnitude of the total initial momentum.

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Step 3

(B)

 

According to conservation of mo...

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Collisions

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