Question

Power developed by particle is 10 watt, if force applied is F = ai+2 j N and
velocity V = (i+j)m/s. What is value of a​

Answer 1

Answer:

8

Explanation:

°•° P=F•v

=> 10=[a(i) + 2(j)]•[(i) + (j)]

=> 10= a + 2

=> a=8