1.

Relation between displacement x and time t is x = 2 - 5t + 6t2, the initial velocity will be :(1) -3 m/sec. (2) 12 m/sec. (3) 2 m/sec. (4) -5 m/sec

Answer»

Answer is (4) – 5 m/sec

x = 2 - 5t + 6t2

ν = dx/dt = 0 - 5 x 1 + 12t

= -5 + 12.0 = -5 m/s. 



Discussion

No Comment Found

Related InterviewSolutions