chp 5 hw 2

# chp 5 hw 2 - of change of momentum of the cart-x-x At the...

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Web Assign Ch5 HW2 f10 corrected (Homework) Ashlyn Baum Physics 303K, section B, Fall 2010 Instructor: Jim Chelikowsky Current Score : 28.6 / 29 Due : Sunday, October 3, 2010 11:30 PM CDT 1. 5/5 points Question: MI3 5.3.X.023 You throw a ball straight up in the air. At the instant the ball reaches its highest location, what is the direction of the momentum of the ball? zero magnitude zero magnitude At the instant the ball reaches its highest location, what is the direction of the rate of change of momentum of the ball? -y -y At the instant the ball reaches its highest location, what is the direction of the net force acting on the ball? -y -y You launch a fan cart to the right along a track, with the fan blowing against the motion. At the instant the cart reaches its farthest location to the right (just before moving back to the left), what is the direction of the momentum of the cart? zero magnitude zero magnitude At the instant the cart reaches its farthest location to the right, what is the direction of the rate
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Unformatted text preview: of change of momentum of the cart? -x-x At the instant the cart reaches its farthest location to the right, what is the direction of the net force acting on the cart? -x-x A block oscillates up and down at the end of a vertical spring. At the instant the block reaches its lowest position, what is the direction of the momentum of the block? zero magnitude zero magnitude At the instant the block reaches its lowest position, what is the direction of the rate of change of momentum of the block? +y +y At the instant the block reaches its lowest position, what is the direction of the net force acting on the block? +y +y The due date for this assignment is past. Your work can be viewed below, but no changes can be made. Page 1 of 1 Ch5 HW2 f10 corrected 11/21/2010 http://www.webassign.net/[email protected]/[email protected] .....
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