Which of the following is an undesirable characteristic of a refrigera – McqOptions

MCQOPTIONS

1.	Which of the following is an undesirable characteristic of a refrigerant ?
A.	It should be non-explosive
B.	It should have a sub-atmospheric vapor pressure at the temperature in refrigerator coils
C.	Its vapor pressure at the condenser temperature should be very high
D.	None of these
Answer» C. Its vapor pressure at the condenser temperature should be very high

Discussion

No Comment Found

Related MCQs

While dissolving a gas into a liquid at a constant temperature, the ratio of the concentration of the gas in the solution phase and in the gaseous phase is _______________?
With increase in compression ratio, the efficiency of the otto engine________________?
With increase in pressure (above atmospheric pressure), the Cp of a gas_____________________?
With increase in reduced temperature, the fugacity co-efficient of a gas at constant reduced pressure___________________?
With increase in temperature, the atomic heat capacities of all solid elements_________________?
With increase in temperature, the internal energy of a substance___________________?
Work done in an adiabatic process between two states depends on the__________________?
Work done is a____________________?
Work done in case of free expansion is____________________?
Work done may be calculated by the expression ∫ p dA for _____________ processes ?