Question

A particle moves with velocity (5i+2j-k)m/s, under the influence of a constant force (2i+5j-10k).The instantaneous power applied to the particle is​

Answer 1

Answer:

A particle moves with a velocity

v

=(5

i

^

−3

j

^

+6

k

^

)ms

−1

under the influence of a constant force

F

=(10

i

^

+10

j

^

+20

k

^

)N. The instantaneous power applied to the particle is