A body moves from a position r _ 1 =(2 i -3 j -4 k ) m to a position r _ 2 =(3 i -4 j +5…
Physics · NEET · NTA Exams — Work, Energy and Power
A body moves from a position \(\vec{r}_{1}=(2 \hat{i}-3 \hat{j}-4 \hat{k})\) m to a position \(\vec{r}_{2}=(3 \hat{i}-4 \hat{j}+5 \hat{k})\) m under the influence of a constant force \(\vec{F}=[4 \hat{i}+\hat{j}+6 \hat{k}]\) N. The work done by the force is
- 57 J
- 58 J
- 59 J
- 60 J
Answer
(B) 58 J
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