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AAKASH SERIES-WAVES-EXERCISE-IA (Theoretical questions :)
- If the temperature increases, then what happens to the frequency of ai...
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- A closed organ pipe and an open organ pipe of the same length produce ...
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- A Closed organ pipe (closed at one end) is excited to support the thir...
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- If we study the vibration of a pipe open at both ends, which of the fo...
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- The presence of dangerous gases in mines can be detected using the phe...
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- If n(1) and n(2) are the frequencies of sound waves producing beats t...
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- When one of the prongs of a tuning fork is slightly broken at the top,...
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- The amplitude of a vibrating particle during beats depends on
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- During beats energy is
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- When beats are produced by two progressive waves of nearly the same fr...
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- For production of beats the two sourcs must have
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- In Dopplers effect, when a source moves towards a stationary observer,...
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- Doppler shift in frequency does not depend upon
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- Doppler effect is applicable to
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- Which of the following is correct
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- A small source of sound moves on a circle as shown in figure and an ob...
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- RADAR waves are sent towards a moving aeroplane and the reflected wave...
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- The working of ECG is based on the phenomenon of
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- A violen note and sitar note may have the same frequency, yet we can d...
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- When two waves of nearly equal frequencies superimpose them. The frequ...
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