Physics 2013 Waec Past Questions and Answers

Question 6 :

• WAEC 2013

The slope of a linear distance-times graph represents

A. Acceleration
B. Displacement
C. Speed
D. Velocity

Question 7 :

• WAEC 2013

A body of mass 2kg is released from rest on a plane inclined at an angle of 60° to the horizontal. Calculate the acceleration of the body down the plane.[g = 10ms\(^{-2}\)]

A. 3.1ms^-2
B. 5.2ms^-2
C. 6.0ms^-2
D. 8.7ms^-2

Question 8 :

• WAEC 2013

The total area under a force-velocity graph represents

A. Energy
B. Momentum
C. Power
D. Pressure

Question 9 :

• WAEC 2013

A body of mass 20g projected vertically upwards in vacuum returns to the point of projection after 1.2s. [g = 10ms\(^{-2}\)]. Calculate the speed of projection

A. 1.2ms^-1
B. 6.0ms^-1
C. 12.0ms^-1
D. 0.6ms^-1

Question 10 :

• WAEC 2013

A body of mass 20g projected vertically upwards in vacuum returns to the point of projection after 1.2s. [g = 10ms^-2]. Determine the potential energy of the body at the maximum height of its motion

A. 0.36J
B. 0.72J
C. 360.00J
D. 720.00J