Explore BrainMass

Explore BrainMass

    Impulse and Velocity

    This content was COPIED from BrainMass.com - View the original, and get the already-completed solution here!

    Question: A 50 kg cart is moving across a friction-less floor at 2 m/s. A 70 kg boy, riding the cart, jumps off so that he hits the floor with zero velocity.
    1. What impulse did the boy give to the cart?
    2. What was the velocity of the cart after the boy jumped?

    © BrainMass Inc. brainmass.com March 4, 2021, 5:52 pm ad1c9bdddf

    Solution Preview

    Momentum = mass * velocity

    Impulse = force * time = change in momentum = mass * (Vfinal - Vinitial)
    Initial momentum of the car ...

    Solution Summary

    This solution provides the equations and necessary rationale for completing the components of these physics-based problems. The calculations are provided and completed. This response is just over 100 words.