Kinematics Question 306
Question: If a vector $ \vec{A} $ it’s parallel to another vector $ \vec{B} $ then the resultant of the vector $ \vec{A}\times \vec{B} $ will be equal to [Pb. CET 1996]
Options:
A) + 11 J
B) + 7 J
C) + 13 J
D) ? 7 J
Correct Answer: B $ W=\overrightarrow{F}.\overrightarrow{s} $ $ =(5\hat{i}+3\hat{j}).(2\hat{i}-\hat{j}) $ $ =10-3 $ = $ 7J $Show Answer
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