A. Energy
B. Mass
C. Both
D. None
✅ The correct answer is option A.
Waves MCQs
The waves that require a material medium for their propagation are called
A. Matter waves
B. Electromagnetic waves
C. Carrier waves
D. Mechanical waves
✅ The correct answer is option D.
The distance between any two consecutive crests or troughs is called
A. Frequency
B. Period
C. Wavelength
D. Phase difference
✅ The correct answer is option C.
When two identical travelling waves are superimposed, the velocity of the resultant wave
A. Decreases
B. Increases
C. Remains unchanged
D. Becomes zero
✅ The correct answer is option C.
In vibrating cord, the points where the amplitude is maximum, are called
A. Antinodes
B. Nodes
C. Troughs
D. Crests
✅ The correct answer is option A.
The distance between two consecutive nodes is
A. λ/2
B. λ/4
C. λ
D. 2λ
✅ The correct answer is option A.
The distance between a consecutive node and antinode is
A. λ
B. λ/2
C. 2λ
D. λ/4
✅ The correct answer is option D.
If stretching force T of wire increases, then its frequency
A. Decreases
B. Increases
C. Remains the same
D. None of above
✅ The correct answer is option B.
A stationary wave is set up in the air column of a closed pipe. At the closes end of the pipe
A. Always a node informed
B. Always an antinode is formed
C. Neither node nor antinode is formed
D. Sometimes a node and sometimes an antinode is formed
✅ The correct answer is option A.
It is possible to distinguish between transverse and longitudinal waves form the property of
A. Refraction
B. Polarization
C. Interference
D. Diffraction
✅ The correct answer is option B.