Q.
A body of mass 40 gm is moving with a constant velocity of 2 cm/sec on a horizontal frictionless table. The force on the table is
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a
39200 dyne
b
160 dyne
c
80 dyne
d
Zero dyne
answer is A.
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Detailed Solution
Force on the table = mg = 40x980 = 39200 dyne
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