A) 2N
B) 6N
C) 8 N
D) 18 N
Correct Answer: B
Solution :
Given, \[{{m}_{A}}=4kg\] So total mass (M) = \[4+2+1=7kg\] Now, \[F=Ma\Rightarrow 14=7a\Rightarrow a=2m/{{s}^{2}}\] FED of block A, \[F=F'=4a\Rightarrow F'=14-4\times 2\Rightarrow F'=6N\]You need to login to perform this action.
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