A dimensionless number representing the ratio of inertia forces to viscous forces is known as
A) Mach number
B) Prandtl number
C) Reynolds number
D) Nusselt number
E) Stanton number
Correct Answer:
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Q28: Entrainment separator is used in evaporators to
A)Reduce
Q29: Which of the following can be used
Q30: The surface temperature of the sun is
A)20000°K
B)2000°K
C)6000°K
D)Infinitely
Q31: What whould be shape of an ideal
Q32: Fouling factor
A)Measures the heat transfer efficiency
B)Is used
Q34: Insulation in cavity walls is
A)Water
B)Air
C)Cork
D)Wood
E)None of the
Q35: Thermal conductivity of wood least depends on
A)Moisture
B)Density
C)Temperature
D)Grain
Q36: Heat is transferred from an insulated pipe
Q37: Dynamic similarity refers to the similarity of
A)37,500
Q38: A sphere 15 cm in diameter is
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