The work done when lifting an object varies jointly with the objects mass and the height that the object is lifted. The work done when a 120-kilogram object is lifted 1.8 meters is 2116.8 joules. How much work is done when lifting a 100-kilogram object 1.5 meters.

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The formula for work done W can be expressed as W mgh where m is the mass of the ... View the full answer