Answer to Question #244642 in Physics for Hello

Question

Only one of the following is possible for a moving object. Which one?

a)      The velocity is zero at one instant, and the acceleration is not zero at that instant.

b)     The velocity is constant at all times, and the acceleration is not zero.

c)      The velocity is directed northward and is increasing, while the acceleration is zero.

d)     The velocity is directed eastward and is decreasing, while the acceleration is also eastward.

e)     The velocity is directed eastward and is increasing, while the acceleration is directed westward.

Answer 1

The correct answer is (a) The velocity is zero at one instant, and the acceleration is not zero at that instant.

Answer:

(a) The velocity is zero at one instant, and the acceleration is not zero at that instant.