1.

A particle is displaced from the point whose position vector is \(\hat i + 3 \hat j\) to the point whose position vector is \(5 \hat i + 9 \hat j\) under the action of the force \(\vec F = 2\vec i + 3\vec j\). Find the work done by the force \(\vec F\).

A. 26
B. 36
C. 49
D. None of these
Answer» B. 36


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