NEW
Font size
WorksheetsP.3.3.1.2 Longitudinal + transverse waves
Total questions: 14
Worksheet time: 7mins
Which row correctly shows electromagnetic radiations in order of decreasing wavelength?
gamma > ultraviolet > microwave
ultraviolet > gamma > microwave
microwave > ultraviolet > gamma
gamma > microwave > ultraviolet
Which statement is correct about the properties of an unpolarised electromagnetic wave as it passes through a polariser?
The wave remains unchanged.
The wave does not pass through the polariser.
The wave’s electric field oscillates along the direction of travel.
The intensity of the wave is reduced.
The graph shows how the vertical height of a travelling wave varies with distance along the path of the wave.
The speed of the wave is 20 cm s–1.
What is the period of the wave?
0.1 s
0.2 s
5.0 s
10.0 s
Which statement is not correct for ultrasound and X-rays?
Both can be refracted
Both can be diffracted
Both can be polarised
Both can be reflected
A stationary wave is set up on a stretched string of length l and diameter d. Another stationary wave is also set up on a second string made from the same material and with the same tension as the first.
What length and diameter are required for the second string so that both strings have the same first-harmonic frequency?
Length of second string: 2l
Diameter of second string: 2d
Length of second string: l
Diameter of second string: 2d
Length of second string: l/2
Diameter of second string: 2d
Length of second string: l
Diameter of second string: d/2
What is the correct order of increasing photon energy in the electromagnetic spectrum?
1 is least energy, 4 is greatest energy.
A
B
C
D
Which of the following waves cannot be polarised?
radio
ultrasonic
microwave
ultraviolet
Which one of the following provides direct experimental evidence that light is a transverse wave motion rather than a longitudinal wave motion?
Two light waves that are coherent can be made to interfere.
Light can be diffracted.
Light can be polarised.
The intensity of light from a point source falls off inversely as the square of the distance from the source.
The sound quality of a portable radio is improved by adjusting the orientation of the aerial.
Which statement is a correct explanation of this improvement?
The radio waves from the transmitter are polarised.
The radio waves from the transmitter are unpolarised.
The radio waves become polarised as a result of adjusting the aerial.
The radio waves become unpolarised as a result of adjusting the aerial.
By approximately how many times is the wavelength of audible sound waves greater than the wavelength of light waves?
102
106
1010
1014
Which one of the following properties of light waves do polarising sunglasses depend on for their action?
Light waves may
interfere constructively.
interfere destructively.
be polarised when reflected from a surface.
be polarised by the lens in the eye.
Which line, A to D, in the table shows correct relationships for the respective wavelengths, λL, λS, and frequencies, fL, fS, of light waves and sound waves?
A
B
C
D
The audible range of a girl's hearing is 30 Hz to 16 500 Hz. If the speed of sound in air is 330 m s−1, what is the shortest wavelength of sound in air which the girl can hear?
30/330 m
16500/330 m
330/16500 m
330/30 m
Which one of the following types of wave cannot be polarised?
radio
ultraviolet
microwave
ultrasonic
