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Question1

Two dogs pull horizontally on ropes attached to a post; angle problem 1 between the ropes is 60.0 degrees. If dog A exerts a force of 270N and dog B exerts a force of 300N discover the magnitude of the resultant force and the angle it makes with dog A's rope.

Question2

An industrial water shutoff valve is designed to operate with 30lb of the effort force. The valve will encounter 200lb of the resistance force applied to a 1.5 inch diameter axle. What is an actual mechanical advantage of the system?

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Category:- Physics
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