Reynold's analogy states that
A) Nst ? f
B) Nst ? NRe
C) NNu ? f
D) NRe ? f
Correct Answer:
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Q12: Hot water (0.01 m3 /min) enters the
Q13: In a forward feed multiple effect, the
Q14: Graetz number is given by
A)mCp/kL
B)kL/mCp
C)mCp/kµ
D)kµ/mCp
Q15: Thermal diffusivity is given by
A)k/?Cp
B)?Cp/k
C)µCp/a
D)µ/hCp
Q16: The rate of heat transfer is a
Q18: In case of a vertical tube evaporator,
Q19: Which of the following has the minimum
Q20: Low thermal conductivity of heat insulating materials
Q21: For an ideal black body
A)Absorptivity = 1
B)Reflectivity
Q22: In a liquid-liquid heat exchanger, for the
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