A racing car starts from rest at t = 0 and reaches a final speed v at time t. If the acceleration of the car is constant during this time, which of the following statements are true?

(a)The car travels a distance vt
(b) The average speed of the car is v/2
(c) The magnitude of the acceleration of the car is v/t
(d) The velocity of the car remains constant
(e) None of statements (a) through (d) is true.
See Answer

Answer:  (b) The average speed of the car is v/2 and (c) The magnitude of the acceleration of the car is v/t.

A racing car starts from rest at t = 0 and reaches a final speed v at time t. If the acceleration of the car is constant during this time, which of the following statements is true?

(a) The car travels a distance vt.

(b) The average speed of the car is v/2.

(c) The magnitude of the acceleration of the car is v/t.

(d) The velocity of the car remains constant.

(e) None of the statements (a) through (d) is true.