PHYSICS-Stationary Waves Questions and Answers
Stationary Waves questions with answers are commonly featured in physics and general science aptitude exams like GATE, SSC JE, and campus placements. This topic explores how standing waves are formed through interference between two waves traveling in opposite directions. Practicing aptitude questions and answers related to stationary waves helps candidates understand nodes, antinodes, resonance frequency, and wave behavior in strings and air columns. These concepts are fundamental for physics-based technical aptitude tests. Solve numerical and conceptual aptitude questions with solutions PDF to enhance your preparation for engineering and science-oriented recruitment exams.
PHYSICS-Stationary Waves
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50 questions
1. What are stationary waves?
- Waves that travel through space
- Waves formed by superposition of two identical waves moving in opposite directions
- Waves that carry energy from one place to another
- Waves that change their frequency with time
2. In stationary waves, the points where amplitude is maximum are called:
- Nodes
- Antinodes
- Crests
- Troughs
3. In stationary waves, the points where amplitude is zero are called:
- Nodes
- Antinodes
- Crests
- Troughs
4. Which of the following statements about stationary waves is correct?
- Energy is transmitted along the wave
- All particles vibrate with same amplitude
- Energy is not transmitted from one point to another
- Particles between two nodes are out of phase
5. The distance between two consecutive nodes in a stationary wave is equal to:
- λ
- λ/2
- λ/4
- 2λ
6. Stationary waves are formed when:
- Two waves of different frequencies interfere
- A wave reflects from a rigid boundary
- Two identical waves moving in opposite directions superpose
- A wave passes through a small aperture
7. In a stationary wave, the phase difference between two particles in adjacent loops is:
- 0°
- 90°
- 180°
- 270°
8. The number of antinodes in a stationary wave of length L with both ends fixed is:
- n
- n+1
- n-1
- 2n
9. Which instrument works on the principle of stationary waves?
- Thermometer
- Sitar
- Microscope
- Telescope
10. In a stationary wave, all particles between two nodes:
- Vibrate in phase
- Vibrate out of phase
- Are at rest
- Move with constant velocity