Question

77)3 78) 1
POWER
( 79. A particle moves with the velocity
v = (sî +2j-k)ms under the influence of a
constant force, = (2ỉ +5) - 10) N. The
instantaneous power applied is
1) 5 W
2) 10 W
3) 20 W
4) 30 W

Answer 1

Explanation:

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