Physics: Sound
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Avg score: 60% • Most missed: “Which one of the following statements is not correct?”
Physics: Sound
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5 Questions

1. In which one among the following is the speed of sound maximum? [CSE (Pre) 2006]
2. Assertion (A) A jet aircraft moving at Match number equal to 1 travels faster at an altitude of 15 km than while moving at Match number equal to 1 near the sea level. Reason (R) The velocity of sound depends on the temperature of the surrounding medium. [CSE (Pre) 2007] Codes
3. Assertion (A) A jet aircraft moving at Match number equal to 1 travels faster at an altitude of 15 km than while moving at Match number equal to 1 near the sea level. Reason (R) The velocity of sound depends on the temperature of the surrounding medium. [CSE (Pre) 2007] Codes
4. Which one of the following statements is not correct? [CSE (Pre) 2003]
5. Consider the following statements [CSE (Pre) 2007. 1. A flute of smaller length produces waves of lower frequency. 2. Sound travels in rocks in the form of longitudinal elastic waves only. Which of the statements given above is/are correct?

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