Laws Of Motion Question 181

Question: 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[NCERT 1978]

Options:

A) 39200 dyne

B) 160 dyne

C) 80 dyne

D) Zero dyne

Show Answer

Answer:

Correct Answer: A

Solution:

Force on the table = mg =$ 40\times 980= $ 39200 dyne



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