Kinematics

26. An object is moving with a constant acceleration of 2 m/s^2. What is its change in velocity in 5 seconds?

a) 5 m/s

b) 10 m/s

c) 15 m/s

d) 20 m/s

27. Which of the following is the correct equation for calculating time taken?

a) t = (v + u)/2a

b) t = s/v

c) t = (v – u)/a

d) t = s/u

28. A ball is thrown vertically upwards with a velocity of 20 m/s. How high will it go?

a) 20 meters

b) 40 meters

c) 60 meters

d) 80 meters

29. An object is moving with a constant velocity of 10 m/s. What is its acceleration?

a) 0 m/s^2

b) 10 m/s^2

c) -10 m/s^2

d) It cannot be determined without additional information

30. The slope of a displacement-time graph represents:

a) Speed

b) Velocity

c) Acceleration

d) Distance