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  • Question

  • Reynolds number (RN) is given by (where h = Film coefficient, l = Linear dimension, V = Velocity of fluid, k = Thermal conductivity, t = Temperature, ? = Density of fluid, cp = Specific heat at constant pressure, and ? = Coefficient of absolute viscosity)


  • Options
  • A. Reynolds number (RN) is given by (where h = Film coefficient, l = Linear dimension, V = Velocity of
  • B. Reynolds number (RN) is given by (where h = Film coefficient, l = Linear dimension, V = Velocity of
  • C. Reynolds number (RN) is given by (where h = Film coefficient, l = Linear dimension, V = Velocity of
  • D. Reynolds number (RN) is given by (where h = Film coefficient, l = Linear dimension, V = Velocity of

  • Correct Answer
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    • More questions

    • 1. A low wet bulb temperature indicates very __________ humidity.

    • Options
    • A. low
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    • 2. The coefficient of venturifiume, generally, lies between

    • Options
    • A. 0.3 to 0.45
    • B. 0.50 to 0.75
    • C. 0.75 to 0.95
    • D. 0.95 to 1.0
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    • 3. The frequency of damped vibrations with viscous damping is __________ the frequency of undamped vibrations.

    • Options
    • A. more than
    • B. less than
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    • 4. In order to balance the reciprocating masses,

    • Options
    • A. primary forces and couples must be balanced
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    • C. both (a) and (b)
    • D. none of these
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    • A. side cutting tool
    • B. front cutting tool
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    • Options
    • A. 6 to 10
    • B. 10 to 15
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    • Options
    • A. help in the movement of the sparks
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    • Options
    • A. 10 r.p.m.
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    • Options
    • A. Cast iron
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