Convective heat transfer, in which heat is transferred by movement of warmed matter is described by
A) Fourier's law
B) Newton's law of cooling
C) Fick's law
D) None of these
Correct Answer:
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Q4: In an extended surface heat exchanger, fluid
Q5: Black liquor generated during paper manufacture is
Q6: What is Nusselt number?
A)CP. µ/k
B)hD/k
C)h. CP/µ
D)CP. µ/h
Q7: If h1 = inner film co-efficient and
Q8: In the equation Q = UA?t; ?t
Q10: For a cold dilute feed to produce
Q11: Which of the following has the minimum
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
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