A) \[-2\]
B) \[\frac{1}{2}\]
C) 6
D) 2
Correct Answer: D
Solution :
\[W=\vec{F}.\vec{s}=(6\hat{i}+2\hat{j}-3\hat{k}).(2\hat{i}-3\hat{j}+x\hat{k})=0\] or,\[12-6-3x=0\]\[\Rightarrow x=2\] Hence, the correction option is (d).You need to login to perform this action.
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