Thermodynamics deals with

Q.

Thermodynamics deals with

A. Equillibrium

B. Non-equillibrium

C. Steady state

D. Unsteady State

Answer & Explanation

Answer : Option: A

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Q.

The rate of heat transfer through a brick wall ( k=0.69W/m K) 35 cm thick is found to be 50 W/m² . The temperature drop in the wall in steady state condition will be _______ °C.

A. 20.4

B. 25.4

C. 30.4

D. 22.4

Answer & Explanation

Q.

Thermal conductivity of glass-wool varies from sample to sample because of variation in

A. Composition

B. Density

C. Porosity

D. All of the above.

Answer & Explanation

Q.

What is Nusselt number?

A. Cp µ /k

B. hD/k

C. K /Cp µ

D. None of these

Answer & Explanation

Q.

Heat transfer occurs by natural convection because change in temperature causes difference in

A. viscosity

B. density

C. thermal conductivity

D. heat capacity

Answer & Explanation

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Thermodynamics deals with

Q. Thermodynamics deals with

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More Questions Heat and Mass Transfer:

Q. The rate of heat transfer through a brick wall ( k=0.69W/m K) 35 cm thick is found to be 50 W/m2 . The temperature drop in the wall in steady state condition will be _______ °C.

Q. Thermal conductivity of glass-wool varies from sample to sample because of variation in

Q. What is Nusselt number?

Q. Heat transfer occurs by natural convection because change in temperature causes difference in

Q.

Thermodynamics deals with

Q.

The rate of heat transfer through a brick wall ( k=0.69W/m K) 35 cm thick is found to be 50 W/m² . The temperature drop in the wall in steady state condition will be _______ °C.

Q.

Thermal conductivity of glass-wool varies from sample to sample because of variation in

Q.

What is Nusselt number?

Q.

Heat transfer occurs by natural convection because change in temperature causes difference in