Typical ‘lub-dub’ sound heard in heartbeat are due to

Related MCQs

• Which of the following frequencies of sound cannot be heard by human beings?
• Which of the hormones is responsible for the emotional state such as fear and anger and causes rise of blood pressure and rate of heartbeat?
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• In which of the following media will sound travel the fastest?
• Sound waves in air are _____ waves.
• Sound waves cannot pass through
• Sound travels fastest in
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