WorksheetsWaves
Total questions: 10
Worksheet time: 6mins
1The displacement vs time graphs of 2 SHMs are given below. Which parameter is the same for both of them?
a) Angular frequency
b) Amplitude
c) Maximum speed
d) Phase constant
What is the relation between time periods of the two given SHMs.
a) 4T1 = T2
b) T1 = 2T2
c) 2T1 = T2
d) T1 = 4T2
All waves require material for propagation. True or False?
a) True
b) False
2. Transverse waves involve energy transfer by movement of medium particles, while longitudinal waves don’t. True or False?
a) True
b) False
Electromagnetic waves are considered to be which of the following types?
a) Transverse
b) Longitudinal
c) Both Transverse & Longitudinal
d) Neither longitudinal nor transverse
Consider a sinusoidal wave travelling in the positive x direction. What is the phase difference between the two points shown in the diagram below?
a) 0
b) π
c) π/2
d) 2π
Which of these do not change when a wave travels from one medium to another?
Frequency
Wavelength
Velocity
all the above
In which of the following cases, the light ray bends towards the normal while entering from one medium to another?
Glass to air
Air to glass
Honey to water
Water to air
A group of students performed an experiment to determine the refractive index of crown glass. They obtained the graph shown.
What is the refractive index of this glass?
1.3
1.4
1.6
1.43
A ray of light travels from air into a glass block as shown. It makes an angle of 30o degrees with the surface of the block.
If the refractive index of the glass is 1.5, what is the angle of refraction?
19.47deg
1.30deg
35.26deg
48.59deg
