Production and Propagation - Jamb Physics Past Questions and Answers

Question 6:

• JAMB 1979

For the wave motion represented above
The wavelength is given by

A. P
B. Q
C. R
D. S
E. T

Question 7:

• JAMB 1980

Any line or section through an advancing wave in which all the particles are in the same phase is called the

A. Wave lenght
B. Wave crest
C. Wave trough
D. Wave amplitude
E. Wave front

Question 8:

• JAMB 1981

The wave motion above has a frequency

A. 0.1Hz
B. 0.2Hz
C. 5Hz
D. 10Hz
E. 100Hz

Question 9:

• JAMB 1984

Radio waves have a velocity of 3 x 10⁸ms^-1. A radio station sends out a broadcast on a frequency of 800kHz. The wavelength of the broadcast is

A. 375.0m
B. 267.0m
C. 240.0m
D. 37.5m
E. 26.7m

Question 10:

• JAMB 1986

A man clapping his hands at regular intervals observes that the echo of a clap coincides with the next clap. If the reflecting cliff is 160m away and the speed of sound is 320ms^-1, what is the frequency of the clapping?

A. 1 Hz
B. 2Hz
C. 4Hz
D. 8Hz