Problem: You pull a block of mass m across across a frictionless table with a constant force. You also pull with an equal constant force a block of larger mass M. The blocks are initially at rest. If you pull the blocks through the same distance, which block has the greater kinetic energy, and which block has the greater momentum, respectively? 1. Same kinetic energy, same momentum 2. M, same momentum 3. M, M 4. Same kinetic energy, m 5. M, m 6. Same kinetic energy, M 7. m, m 8. m, same momentum 9. m, M

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Problem Details

You pull a block of mass m across across a frictionless table with a constant force. You also pull with an equal constant force a block of larger mass M. The blocks are initially at rest. If you pull the blocks through the same distance, which block has the greater kinetic energy, and which block has the greater momentum, respectively?

1. Same kinetic energy, same momentum

2. M, same momentum

3. M, M

4. Same kinetic energy, m

5. M, m

6. Same kinetic energy, M

7. m, m

8. m, same momentum

9. m, M

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Our tutors have indicated that to solve this problem you will need to apply the Intro to Momentum concept. You can view video lessons to learn Intro to Momentum. Or if you need more Intro to Momentum practice, you can also practice Intro to Momentum practice problems.

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What professor is this problem relevant for?

Based on our data, we think this problem is relevant for Professor Mehta's class at NCSU.