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Determine the work done in lifting a 250-lb refrigerator 4

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Determine the work done in lifting a 250-lb refrigerator 4 ft vertically into a van. Alternatively, the refrigerator could be placed on a cart and rolled up a 10-ft-long ramp. What force, parallel to the ramp, is required to push the refrigerator along the ramp

Reference no: EM13631295

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