Jamb Physics 2002 Past Questions and Answers

Question 11:

• JAMB 2002

The radiator of a motor car is cooled by

A. Radiation
B. Conduction
C. Convection
D. Radiation and conduction

Question 12:

• JAMB 2002

I. Temperature.
II. Density of air molecules
III. Pressure
IV. Pitch
Which of the above will affect the velocity of sound in the air

A. I and II only
B. II and IV only
C. I,II and IV only
D. I,II,III nad IV

Question 13:

• JAMB 2002

Which of the following is a characteristics of stationary waves?

A. They are formed by two identical waves travelling in opposite directions
B. They can be transverse or longitudinal
C. The distance between two successive nodes is one wavelenght
D. The antinode is a point of minimum displacement

Question 14:

• JAMB 2002

To produce an enlarged and erect image with a concave mirror,the object must be positioned

A. At the principal focus
B. Beyond the centre of curvature
C. Between the principal focus and the centre of the curvature
D. Between the principal focus and the pole

Question 15:

• JAMB 2002

the property that is propagated in a traveling wave is

A. Frequency
B. Amplitude
C. Energy
D. Wave lenght