Gears and Gear Trains
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Questions and Answers

Which type of gear is used to convert an electric motor's high speed and low torque to a shaft's requirement for low-speed high torque?

  • Bevel gear
  • Spur gear (correct)
  • Worm gear
  • Helical gear
  • What is the general use of gears and gear trains?

  • To change the speed of rotation
  • To change the direction of rotation
  • To increase torque
  • All of the above (correct)
  • Which application does NOT commonly use gears and gear trains?

  • Televisions (correct)
  • Industrial machinery
  • Cars
  • Bicycles
  • How can gears be classified?

    <p>By the position of the axes of the shafts</p> Signup and view all the answers

    What is the primary function of gears?

    <p>To transmit power between parallel shafts</p> Signup and view all the answers

    Which type of gear is used to transmit power between shafts that are not parallel?

    <p>Bevel gear</p> Signup and view all the answers

    What is the peripheral velocity of gears?

    <p>The speed at which the gears rotate</p> Signup and view all the answers

    What is the primary function of gear trains?

    <p>To transmit power between shafts</p> Signup and view all the answers

    Which type of gear is used to change the direction of rotation?

    <p>Bevel gear</p> Signup and view all the answers

    What is the purpose of using gears in bicycles?

    <p>To change the speed of rotation</p> Signup and view all the answers

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