The position x of a particle varies with time (t) as x = at^2 − bt^3. The acceleration at time t of the particle will be zero, at time t is equal to at time t is equal to The position x of a particle varies with time (t) as x = at^2 − bt^3. The acceleration at time t of the particle will be zero September 6, 2020 Category: Cengage NEET by C.P Singh , Chapter 2 - Motion in a Straight Line , Part 1 , Facebook Messenger WhatsApp Share this:TwitterFacebook Related