James Prescott Joule: The height of the pulleys from the ground was twelve yards, and consequently, when the weights had descended through that distance, they had to be wound up again in order to renew the motion of the paddle.

The height of the pulleys from the ground was twelve yards, and consequently, when the weights had descended through that distance, they had to be wound up again in order to renew the motion of the paddle.

-- James Prescott Joule


		Name: James Prescott Joule Type: Physicist Nationality: English Birth: December 24, 1818 Death: October 11, 1889

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