please give me brainlest!!
the answer is A.
It's 60.... i have used the formula
L=r^2mw
and didn't use the value 0.75...
The answer is D) the object must move. The definition of work is movement (in any form).
Hope this helped! If it did, would you mind marking my answer as Brainliest? Thanks :D
Answer:
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Explanation: