Oscillations and Waves MCQs | STS IBA FPSC BPSC SPSC PPSC Mcqs Test Preparation
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The point where two waves meet and create a wave with zero amplitude is called a:
A. Node
B. Antinode
C. Crest
D. Trough
Answer: Node
A wave that travels in the direction of the displacement of the medium is called a:
A. Transverse wave
B. Longitudinal wave
C. Surface wave
D. Standing wave
Answer: Longitudinal wave
The time for one complete wave to pass a point is known as the wave’s:
A. Period
B. Frequency
C. Wavelength
D. Amplitude
Answer: Period
The number of cycles per second of a wave is called its:
A. Frequency
B. Period
C. Wavelength
D. Amplitude
Answer: Frequency
The distance between successive compressions or rarefactions in a longitudinal wave is called the:
A. Wavelength
B. Amplitude
C. Frequency
D. Period
Answer: Wavelength
The speed of sound in air increases with:
A. Temperature
B. Pressure
C. Humidity
D. Altitude
Answer: Temperature
The interference of waves where the crest of one wave aligns with the trough of another, causing cancellation, is known as:
A. Destructive interference
B. Constructive interference
C. Diffraction
D. Refraction
Answer: Destructive interference
The change in the direction of a wave as it passes from one medium to another is called:
A. Refraction
B. Reflection
C. Diffraction
D. Interference
Answer: Refraction
The interference of waves where the crests of one wave align with the crests of another is known as:
A. Constructive interference
B. Destructive interference
C. Diffraction
D. Refraction
Answer: Constructive interference