Question

A particle moves along the X-axis as
$x=u(t-2s)+\alpha {(t-2s)}^2$

• A. the initial velocity of the particle is $u$
• B. the acceleration of the particle is $\alpha$
• C. the acceleration of the particle is $2\alpha$
• D. at $t=2s$ particle is at the origin.

Answer 1

Answer: (C), (D)

The correct options are
C the acceleration of the particle is $2\alpha$
D at $t=2s$ particle is at the origin.