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If You did 150 joules of work lifting a 120

A construction worker is lifting a load of bricks onto a truck. She does 200J of work in 40 seconds. What is her power output?Re
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2. asked by zach
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A machine’s efficiency is determined to be 60%. The input work is 3,000 joules. What is the output work?(1 point)Responses 50
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A machine’s efficiency is determined to be 60%. The input work is 3,000 joules. What is the output work?(1 point)Responses 50
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A machine’s efficiency is determined to be 60%. The input work is 3,000 joules. What is the output work?(1 point) Responses
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A 1-kg block is lifted vertically 1m by a boy. The work done by the boy would be one jule or would no work be done. I'm
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Force and Work Relationships Quick Check3 of 43 of 4 Items Question A person raises a box with a weight of 50 newtons by 0.5
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A machine’s efficiency is determined to be 60%. The input work is 3,000 joules. What is the output work?A) 180,000 joules B)
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You lift 29 kg of books 1.3 m. How much work did you do? (1 point) Responses 37.7 Joules 37.7 Joules 369.5 Joules 369.5 Joules
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How much work is required for a 30 kg dog to pull a sled 50 meters?Work = force x distance a 150 Joules b 1.7 Joules c 0.6
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How much work is required for a 30 kg dog to pull a sled 50 meters?Work = force x distance a 1.7 Joules b 1500 Joules c 150
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