Which of the following is true:
A. The displacement of a particle is a quadratic function of time for any type of particle motion in one dimension
B. If the velocity at a given instant is zero, the acceleration at that instant must also be zero.
C. If the instantaneous velocity does not change, the average velocity is constant for all time intervals.
E. If the acceleration is zero, the body cannot be moving.

Question

Which of the following is true:
A. The displacement of a particle is a quadratic function of time for any type of particle motion in one dimension
B. If the velocity at a given instant is zero, the acceleration at that instant must also be zero.
C. If the instantaneous velocity does not change, the average velocity is constant for all time intervals.
E. If the acceleration is zero, the body cannot be moving.

stormfire1 · Answer

C. If the instantaneous velocity does not change, the average velocity is constant for all time intervals.