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Chapter-4 Homework(due on 2.14.13) 1.Two dogs pulls horizontally on ropes attached to a post, the angle between the rope is 600.

If dog A exert a force 270N and dog B exert a force 300N find the magnitude of the Resultant force and the angle it makes with dog A`s rope. 2.A crate with mass 32.4kg initially at rest on a warehouse floor is acted on by a horizontal Force of 140N (a) What is the acceleration produces? (b) How far does the crate travel in 10s? (c) What is its speed at the end of 10s?