A force \[\overrightarrow{F}=(5\hat{i}+4\hat{j})\] N acts on a body an – McqOptions

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1.	A force \[\overrightarrow{F}=(5\hat{i}+4\hat{j})\] N acts on a body and produces a displacement \[\overrightarrow{S}=(6\hat{i}-5\hat{j}+3\hat{k})\]m. The work done will be [CPMT 2003]
A.	10 J
B.	20 J
C.	30 J
D.	40 J
Answer» B. 20 J

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