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Physics Sound and Waves Quiz
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Physics Sound and Waves Quiz

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@AdaptiveBinary

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Questions and Answers

What is the distance of the gun from the cliff if the echo is heard after 2.5 seconds, given the velocity of sound in air is 332 m/s?

  • 415 m
  • 420 m
  • 840 m
  • 830 m (correct)
  • Which of the following is not a property of ultrasound that makes it useful in medicine?

  • The waves are transverse (correct)
  • High frequency
  • Ability to travel along path even with obstacles
  • None of the above
  • Where are electric wires generally coated with?

  • Polyvinyl chloride
  • Polyurethane (correct)
  • Polypropylene
  • Polyethylene
  • In electromagnetic induction, electrical energy induced in a conductor comes from which form of energy?

    <p>Heat energy</p> Signup and view all the answers

    What type of mirrors does a periscope make use of?

    <p>Three plane mirrors</p> Signup and view all the answers

    If the force between two charges is 200 N and the distance between them is doubled, what will be the new force?

    <p>50 N</p> Signup and view all the answers

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