Oscillations and Waves MCQs | STS IBA FPSC BPSC SPSC PPSC Mcqs Test Preparation
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The phenomenon where a wave appears to have a larger amplitude due to the interaction with another wave is called:
A. Constructive interference
B. Destructive interference
C. Diffraction
D. Refraction
Answer: Constructive interference
The point of minimum displacement in a longitudinal wave is called a:
A. Rarefaction
B. Compression
C. Node
D. Antinode
Answer: Rarefaction
The energy of a wave is proportional to the square of its:
A. Amplitude
B. Frequency
C. Wavelength
D. Speed
Answer: Amplitude
The point of maximum displacement in a longitudinal wave is called a:
A. Compression
B. Rarefaction
C. Node
D. Antinode
Answer: Compression
The phenomenon where a wave’s amplitude decreases as it travels through a medium is known as:
A. Damping
B. Resonance
C. Refraction
D. Diffraction
Answer: Damping
The pattern of dark and light bands produced by the interference of light waves is called:
A. Interference pattern
B. Diffraction pattern
C. Resonance pattern
D. Standing wave pattern
Answer: Interference pattern
The phenomenon where waves combine to form a new wave pattern is called:
A. Interference
B. Diffraction
C. Refraction
D. Reflection
Answer: Interference
The phenomenon where a wave changes its speed due to a change in medium is known as:
A. Refraction
B. Reflection
C. Diffraction
D. Interference
Answer: Refraction
The principle that states that the total displacement of two or more waves overlapping at a point is the sum of their individual displacements is called:
A. Superposition Principle
B. Principle of Refraction
C. Principle of Diffraction
D. Principle of Resonance
Answer: Superposition Principle