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AGRAWAL EXAM CART BIHAR-SOUND (LOUDNESS, PITCH, AUDIBLE AND INAUDIBLE SOUND) AND HUMAN EARS-IMPORTANT QUESTIONS
- Which of the following statements are correct? (i) Sound is produced...
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- In order to reduce the loudness of a sound we have to
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- Loudness of sound is measured in units of:
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- The loudness of sound is determined by the
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- 1 hertz is equal to :
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- Pitch of sound is determined by its
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- Ultrasound has frequency of vibration
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- Which part of human ear converts sour vibrations into electrical signa...
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- What do dolphins, bats and porpoise use
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- Children under the age of 5 can hear upto
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- Speed of sound depends upon :
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- Which characteristic is this? We can distinguish between sound having ...
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- Loud sound can travel a larger distance due to:
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- The sound above............ is painful.
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- The time taken to complete ...... Oscillation (s) is called time peri...
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- To and Fro or back and forth movement of an object is termed as:
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- Which of the following is/are ne applications of Ultrasonic Waves ? ...
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- What is the speed of sound in air?
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- What will be the effect of temperature on speed of sound ?
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- Name the characteristic of the sound which distinguishes a sharp sound...
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