1) 1. The resonance tube experiment is used to determine: a) A. Speed of sound in solids b) B. Speed of sound in air c) C. Frequency of tuning fork d) D. Amplitude of sound waves 2) 2. Resonance occurs when: a) A. Two waves have different frequencies b) B. The natural frequency equals the forced frequency c) C. Amplitude becomes zero d) D. Sound gets absorbed 3) 3. In a resonance tube, the first resonance occurs when the air column length is: a) A. λ b) B. λ/4 c) C. λ/2 d) D. 2λ 4) 4. In the experiment, the second resonance occurs at air column length: a) A. 3λ/4 b) B. λ/2 c) C. λ d) D. 5λ/4 5) 5. If the first resonance occurs at 18 cm and the second at 54 cm, the wavelength of sound is: a) A. 36 cm b) B. 72 cm c) C. 54 cm d) D. 18 cm 6) 6. The end correction in resonance tube is due to: a) A. Water level fluctuations b) B. Thermal expansion of tube c) C. Sound waves extending beyond tube end d) D. Tuning fork frequency variation 7) 7. The speed of sound is calculated using: a) A. v = f / λ b) B. v = f × λ c) C. v = λ / f d) D. v = f²λ 8) 8. The end correction is approximately equal to: a) A. 0.6 × radius of tube b) B. 1.2 × radius c) C. 2 × radius d) D. 0 9) 9. The resonance tube works on which principle? a) A. Diffraction b) B. Interference c) C. Resonance in closed organ pipe d) D. Doppler effect 10) 10. Increasing water level in the tube: a) A. Increases length of air column b) B. Decreases length of air column c) C. Does not affect air column d) D. Doubles air column

JKC Resonance Tube Experiment

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