Jamb Physics 1997 Past Questions and Answers

Question 1:

• JAMB 1997

At what respective values of X, Y and Z would the unit of force, the newton, be dimensionally equivalent to M^xL^yT^z?

A. -1, 1, 2
B. 1, 1, -2
C. 1, -1, 2
D. -1, 1, -2

Question 2:

• JAMB 1997

At what respective values of X, Y and Z would the unit of force, the newton, be dimensionally equivalent to M^xL^yT^z?

A. -1, 1, 2
B. 1, 1, -2
C. 1, -1, 2
D. -1, 1, -2

Question 3:

• JAMB 1997

The distance xm travelled by a particle in time t seconds is described by the equation x = 10 + 12t², Find the average speed of the particle between the time interval t = 2s and t = 5s

A. 60 ms^-1
B. 72 ms^-1
C. 84 ms^-1
D. 108 ms^-1

Question 4:

• JAMB 1997

A 5kg block is released from rest on a smooth plane inclined at an angle of 30^o to the horizontal. What is the acceleration down the plane? [g = 10ms^-2]

A. 5.0 ms^-2
B. 5.8 ms^-2
C. 8.7 ms^-2
D. 25.0 ms^-2

Question 5:

• JAMB 1997

An arrow of mass 0.1kg moving with a horizontal velocity of 15ms^-1 is shot into a wooden block of mass 0.4kg lying at rest on a smooth horizontal surface. Their common velocity after impact is

A. 15.0 ms^-1
B. 7.5 ms^-1
C. 3.8 ms^-1
D. 3.0 ms^-1