A) zero
B) 1 N
C) 2N
D) 3N
Correct Answer: B
Solution :
Acceleration of both the blocks taken together \[=\frac{3}{[2+1]}=m/{{s}^{2}}.\] Hence, the contact force between the two blocks is equal to \[1\,kg\,\times 1m/{{s}^{2}}=1N\]You need to login to perform this action.
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