Waves - Jamb Physics Past Questions and Answers

Question 86:

• JAMB 2012

One end of a long wire is fixed while a vibrator is attached to the other end. When the vibrator is energized, the types of waves generated in the wire are

A. Stationary and longitudinal
B. Stationary and transverse
C. Progressive and transverse
D. Progressive and longitudinal

Question 87:

• JAMB 2012

A string is fastened tightly between two walls 24cm apart. The wavelength of the second overtone is

A. 24cm
B. 16cm
C. 12cm
D. 8cm

Question 88:

• JAMB 2013

A wave that travels through stretched strings is known as

A. Electromagnetic wave
B. Micro wave
C. Mechanical wave
D. Seismic wave

Question 89:

• 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 90:

• 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