Recent content by teenidle

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    What is the Impulse Delivered by an Elevator to a Moving Package?

    Thanks ShootingStar. You've been a great help. :smile:
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    What is the Impulse Delivered by an Elevator to a Moving Package?

    Homework Statement Moving at a constant speed, an elevator lifts a 1200N package 10m in 3 sec. During this time, the impulse delivered to the package by the elevator floor is a) zero b) 12000 Nm up c) 3600 Ns up d) 12000 Ns up Homework Equations change in momentum = net Force*time...
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    How Does Impulse Affect the Velocity of a Block?

    Homework Statement A 2kg block, initially moving due east at 6m/s, is acted upon by an impulse having magnitude 4Ns and direction due west. What is the final velocity of the block? a) 8m/s west b) 4m/s west c) 4m/s east d) 8m/s east Homework Equations change in momentum = F*(time...