NEW
Font size
WorksheetsWave Basics
Total questions: 15
Worksheet time: 15mins
Which one of the following does not apply to sound waves?
They transmit energy.
They travel faster in a vacuum.
They result from vibrations.
They are longitudinal waves.
The speed of sound in steel is 6000ms–1. The wavelength of an ultrasound wave of frequency 50 kHz travelling through a steel girder is...
0.0083 m
0.12 m
8.3 m
120 m
The critical angle for glass is c.
Which one of the following statements is true for light at the straight edge?
When i is bigger than c then no light is reflected.
When i is bigger than c then no light is transmitted.
When i is smaller than c then no light is reflected.
When i is smaller than c then no light is transmitted.
Which of the following electromagnetic radiations has the highest frequency?
Infrared
Radio
Ultraviolet
X-rays
Which of the following properties could not be demonstrated using sound waves?
Diffraction
Polarisation
Reflection
Refraction
An earthquake wave travels in an east-west direction in rocks.
The rocks are vibrating in a north-south direction.
The wave must be classified as a...
Longitudinal wave
Standing wave
Stationary wave
Transverse wave
The refractive index of glass can be found by tracing a ray of light through a block of glass and measuring angles.
Which of the following expressions is equal to the refractive index of glass?
Sin w / Sin y
Sin y / Sin w
Sin x / Sin z
Sin z / Sin x
Identify which of the following pairs of units are both SI base units.
Ampere Hertz
Ampere Second
Coulomb Hertz
Coulomb Second
A cathode ray oscilloscope can be used to show how the displacement of a wave varies with time. Each square in the horizontal direction represents 5.00 ms.
The frequency of the wave is...
25 Hz
50 Hz
250 Hz
500 Hz
What happens to the speed of the light as it enters the glass block?
Increases
Decreases
No Change
What happens to the wavelength of the light as it enters the glass block?
Increases
Decreases
No Change
What happens to the frequency of the light as it enters the glass block?
Increases
Decreases
No Change
The diagram shows a ray of light passing through a rectangular glass block.
The refractive index of the glass is...
0.52
0.63
1.6
1.9
Which line of the table correctly summarises the changes in wave characteristics when moving from ultraviolet to infrared in the visible spectrum?
A
B
C
D
Which of the points A to D, marked on the graph, has a phase difference of 270° with point X?
A
B
C
D
