Recent content by mvl46566

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    Grandfather clock torque homework

    Homework Statement A 55 g mouse runs out to the end of the 17cm long hand of an old grandfather clock when the clock reads 10min past the hour. What torque does the mouse exert about the rotation axis of the clock hand. Homework Equations Torque=rFsin(theta) The Attempt at a...
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    Conservation of Momentum, a Totally Inelastic Collision

    Homework Statement A 950kg compact car is moving with the velocity ⃗v1 = 32 ˆx + 17 ˆy m/s. It skids on an icy, frictionless patch and collides with a 450kg hay wagon moving with velocity ⃗v2 = 12ˆx +14ˆy m/s. If the two stay together, what is their velocity? Homework Equations...
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    Conservation of Momentum in a explosion

    Homework Statement A firecracker, initially at rest, explodes into two fragments. The first, of mass 14g, moves in the positive x direction at 48m/s. The second moves at 32m/s. Find the mass and direction of its motion. Homework Equations p=mv The Attempt at a Solution So I...