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AGRAWAL EXAM CART BIHAR-SOUND (LOUDNESS, PITCH, AUDIBLE AND INAUDIBLE SOUND) AND HUMAN EARS-IMPORTANT QUESTIONS
- When the bob is in the central position, the forces are
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- Which of the following types of electromagnetic radiation travels at t...
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- Velocity of sound is minimum in:
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- Main approaches to reducing noise pollution is:
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- The vibration inside the inner ear are converted into electrical signa...
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- Vibrations inside the car arc amplified by the three bones namely the ...
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- Bats search out prey and fly in dark night by emittin...
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- Sound takes some time to travel from one place to another. It will be ...
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- Which of the following is not a characteristic of musical sound?
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- The physical quantity, which oscillates in most waves, is:
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- A body produces sound only if it is
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- Which of the following will remain unchanged when a sound wave travels...
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- In which medium does sound travel faster?
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- Eardrum is a part of
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- The hearing range of human ear is
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- The voice box is called
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- Large amplitude of sound vibrations will produce
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- The pitch of sound depends on
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- Sound is kind of
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- The to and fro motion of an object is called.
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