can anybody tell me the correct answer of a,b,d,.
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t
t
f
respectively
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a) False- Even though the man exerts force on the wall , the wall does not move. Work done = force applied * displacement and since the displacement of the wall is zero. , work done is also zero.
b) False- Because machine cannot work perform work by all itself
d) False- All levers are not force multipliers
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