Heat Transfer Questions

Q.  Which of the following property of air does not increase with rise in temperature ________________?

a. thermal conductivity
b. thermal diffusivity
c. density
d. dynamic viscosity
e. kuiematic viscosity


ANSWER: See Answer
 
No explanation is available for this question!
TasDia Network - Mcqs | Signature | Lyrics
MCQs:  Depending on the radiating properties, a body will be black when_________________?
Category: Mechanical Engineering Questions,   Published by: T-Code Scripts
MCQs:  According to Stefan’s law, the total radiation from a black body per second per unit area is proportional to____________________?
Category: Mechanical Engineering Questions,   Published by: T-Code Scripts
MCQs:  The thermal diffusivities for solids are generally__________________?
Category: Mechanical Engineering Questions,   Published by: T-Code Scripts
MCQs:  The ratio of the emissive power and absorptive power of all bodies is the same and is equal to the emissive power of a perfectly black body. This statement is known as_________________?
Category: Mechanical Engineering Questions,   Published by: T-Code Scripts
MCQs:  Depending on the radiating properties, a body will be white when_________________?
Category: Mechanical Engineering Questions,   Published by: T-Code Scripts
MCQs:  Depending on the radiating properties, a body will be opaque when _________________?
Category: Mechanical Engineering Questions,   Published by: T-Code Scripts
MCQs:  According to Wien’s law, the wavelength corresponding to maximum energy is proportion to ________________?
Category: Mechanical Engineering Questions,   Published by: T-Code Scripts
MCQs:  For starting an axial flow pump, its delivery valve should be____________________?
Category: Mechanical Engineering Questions,   Published by: T-Code Scripts
MCQs:  Centrifugal pump is started with its delivery valve __________________?
Category: Mechanical Engineering Questions,   Published by: T-Code Scripts
MCQs:  When a piping system is made up primarily of vertical lift and very little pipe friction, the pump characteristics should be _________________?
Category: Mechanical Engineering Questions,   Published by: T-Code Scripts
MCQs:  Multistage centrifugal pumps are used to obtain___________________?
Category: Mechanical Engineering Questions,   Published by: T-Code Scripts
MCQs:  In a single casing, multistage pump running at constant speed, the capacity rating is to be slightly lowered. It can be done by_______________?
Category: Mechanical Engineering Questions,   Published by: T-Code Scripts
MCQs:  One horsepower is equal to_________________?
Category: Mechanical Engineering Questions,   Published by: T-Code Scripts
MCQs:  Axial flow pump is started with its delivery valve________________?
Category: Mechanical Engineering Questions,   Published by: T-Code Scripts
MCQs:  Head developed by a centrifugal pump depends on___________________?
Category: Mechanical Engineering Questions,   Published by: T-Code Scripts
MCQs:  In a centrifugal pump casing, the flow of water leaving the_______________?
Category: Mechanical Engineering Questions,   Published by: T-Code Scripts
MCQs:  Reciprocating pumps are no more to be seen in industrial applications (in comparison to centrifugal pumps) because of____________________?
Category: Mechanical Engineering Questions,   Published by: T-Code Scripts
MCQs:  The efficiency of a centrifugal pump is maximum when its blades are__________________?
Category: Mechanical Engineering Questions,   Published by: T-Code Scripts
MCQs:  When a piping system is made up primarily of friction head and very little of vertical lift, then pump characteristics should be__________________?
Category: Mechanical Engineering Questions,   Published by: T-Code Scripts
MCQs:  If a pump is handling water and is discharging a certain flow Q at a constant total dynamic head requiring a definite B.H.P., the same pump when handling a liquid of specific gravity 0.75 and viscosity nearly same as of water would discharge_____________________?
Category: Mechanical Engineering Questions,   Published by: T-Code Scripts