Heat Transfer - Study Mode
[#411] In SI units, thermal conductivity is expressed in
Correct Answer
(A) Watt/m.°K
[#412] With increase in temperature, the thermal conductivity of most liquids
Correct Answer
(B) Decreases
[#413] Which of the following has the lowest overall heat transfer co-efficient?
Correct Answer
(D) Air
[#414] Value of Prandtl number for water ranges from
Correct Answer
(B) 5 to 10
[#415] 1 BTU/hr.ft.°F is equal to __________ kcal/hr. m.°C.
Correct Answer
(A) 1.49