An object is allowed free to fall from the top of the tower.what is its acceleration and sign?
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m/second squar
sign negative
sign negative
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In this case !
a = g ( acceleration sue to gravity )
it is depend upon you if you take up direction as positive , then g taken as -ve
If you take down direction as positive, then g = positive
a = g ( acceleration sue to gravity )
it is depend upon you if you take up direction as positive , then g taken as -ve
If you take down direction as positive, then g = positive
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