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  • Question

  • The radial distance of a tooth from the pitch circle to the bottom of the tooth is called


  • Options
  • A. dedendum
  • B. addendum
  • C. clearance
  • D. working depth

  • Correct Answer
  • dedendum 

    • Theory of machines problems

    Search Results

    • 1. The steering of a ship means

    • Options
    • A. movement of a complete ship up and down in vertical plane about transverse axis
    • B. turning of a complete ship in a curve towards right or left, while it moves forward
    • C. rolling of a complete ship side-ways
    • D. none of the above
      • Discuss
    • 2. For a twin cylinder V-engine, the crank positions for primary reverse cranks and secondary direct cranks are shown in the below figure. The engine is a

    • Options
    • A. 30° V-engine
    • B. 60° V-engine
    • C. 120° V-engine
    • D. 150° V-engine
      • Discuss
    • 3. The rotor of a ship rotates in clockwise direction when viewed from stern and the ship takes a right turn. The effect of gyroscopic couple acting on it will be to raise the stern and lower the bow.

    • Options
    • A. Agree
    • B. Disagree
      • Discuss
    • 4. For high speed engines, the cam follower should move with

    • Options
    • A. uniform velocity
    • B. simple harmonic motion
    • C. uniform acceleration and retardation
    • D. cycloidal motion
      • Discuss
    • 5. In vibration isolation system, the transmissibility will be equal to unity, for all values of damping factor, if ?/?n is

    • Options
    • A. equal to one
    • B. equal to 2
    • C. less than 2
    • D. greater than 2
      • Discuss
    • 6. When the axes of the shafts, over which the gears are mounted, move relative to a fixed axis, then the train is known as reverted gear train.

    • Options
    • A. Right
    • B. Wrong
      • Discuss
    • 7. The partial balancing of reciprocating parts in locomotives produces

    • Options
    • A. hammer blow
    • B. swaying couple
    • C. variation in tractive force along the line of stroke
    • D. all of the above
      • Discuss
    • 8. The cam follower generally used in automobile engines is

    • Options
    • A. knife edge follower
    • B. fiat faced follower
    • C. spherical faced follower
    • D. roller follower
      • Discuss
    • 9. The gears are termed as medium velocity gears, if their peripheral velocity is

    • Options
    • A. 1 - 3 m/s
    • B. 3 - 15 m/s
    • C. 15 - 30 m/s
    • D. 30 - 50 m/s
      • Discuss
    • 10. The Whitworth quick return motion mechanism is formed in a slider crank chain when the

    • Options
    • A. coupler link is fixed
    • B. longest link is a fixed link
    • C. slider is a fixed link
    • D. smallest link is a fixed link
      • Discuss

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