The force (4i+j-2k) N acting on a body produces a velocity of 2i+2j+ 3k m sec". The power is ? please also explain it ?please!!!!!!
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0
Answer:
..............
Explanation:
idk......
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2
Answer:
4w
Explanation:
Force, F=(4i^+j^−2k^)N
Velocity, v=(2i^+2j^+3k^)ms−1
Power, P=F⋅v=(4i^+j^−2k^)⋅(2i^+2j^+3k^)
=(8+2−6)W=4 W.
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