A 1000 kilogram wrecking ball hangs from a 15 meter long
A 1000 kilogram wrecking ball hangs from a 15 meter long cable. The ball is pulled back until the cable makes an angle of 25o within the vertical. Find by how much has the gravitational potential energy of ball changed?
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a 1000 kilogram wrecking ball hangs from a 15 meter long cable the ball is pulled back until the cable makes an angle
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