Oscillations and Waves MCQs | STS IBA FPSC BPSC SPSC PPSC Mcqs Test Preparation
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The phenomenon where the amplitude of a wave decreases due to overlapping waves is called:
A. Destructive interference
B. Constructive interference
C. Diffraction
D. Refraction
Answer: Destructive interference
The bending of light as it passes through different media is an example of:
A. Refraction
B. Reflection
C. Diffraction
D. Interference
Answer: Refraction
The amount of time a wave takes to pass a point is called the wave’s:
A. Period
B. Frequency
C. Wavelength
D. Amplitude
Answer: Period
The distance between two consecutive compressions in a longitudinal wave is called the wave’s:
A. Wavelength
B. Frequency
C. Amplitude
D. Period
Answer: Wavelength
The distance between two consecutive nodes or antinodes is:
A. Half the wavelength
B. Wavelength
C. Amplitude
D. Frequency
Answer: Half the wavelength
The property of a wave that determines how far it travels before repeating is called the:
A. Wavelength
B. Frequency
C. Amplitude
D. Period
Answer: Wavelength
The number of complete oscillations per second is called the wave’s:
A. Frequency
B. Wavelength
C. Amplitude
D. Period
Answer: Frequency
The effect of two waves combining to form a new wave is called:
A. Interference
B. Diffraction
C. Refraction
D. Reflection
Answer: Interference
The change in direction of a wave when it enters a different medium is called:
A. Refraction
B. Reflection
C. Diffraction
D. Interference
Answer: Refraction