Jamb Physics 2013 Past Questions and Answers

Question 26:

• JAMB 2013

A transverse wave and a longitudinal wave travelling in the same direction in a medium differ essentially in their

A. Frequency
B. Amplitude
C. Direction of vibration of the particles of the medium
D. Period of vibration of the particles of the medium

Question 27:

• JAMB 2013

What is the velocity of sound at 100 oC if the velocity of sound at 0 oC is 340ms -1?

A. 497m^-1
B. 440m^-1
C. 397m^-1
D. 240m^-1

Question 28:

• JAMB 2013

If a sonometer has a fundamental frequency of 450HZ, what is the frequency of the fifth overtone?

A. 2700Hz
B. 456Hz
C. 444Hz
D. 75Hz

Question 29:

• JAMB 2013

A man 1.5m tall is standing 3m in front of a pinhole camera whose distance between the hole and the screen is 0.1m. What is the height of the image of the man on the screen?

A. 0.05m
B. 0.15m
C. 0.30m
D. 1.00m

Question 30:

• JAMB 2013

A ray of light passing through the centre of curvature of a concave mirror is reflected by the mirror at

A. 0^o
B. 45^o
C. 90^o
D. 180^o