Physics, 29.11.2019 06:31 bre644

Acrate is lifted vertically 1.5 m and then heldat rest. the crate has weight 100 n (i. e., it issupported by an upward force of 100 n).how much work was done in lifting thecrate from the ground to its final position? 1. more than 150 j2. 150 j3. a bit less than 150 j4. no work was done.5. none of these

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Acrate is lifted vertically 1.5 m and then heldat rest. the crate has weight 100 n (i. e., it issupp...

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