Correct answer
D. 6′′ dia cap with 4′′ dia riser
Explanation
The correct answer is 6′′ dia cap with 4′′ dia riser.
95% (by volume) of LPG at 760 mm Hg pressure will evaporate at ________ °C?
SiO2 percentage in firebrick is about________?
The reaction A → B is conducted in an adiabatic plug flow reactor (PFR). Pure A at a concentration of 2 kmol/m3is fed to the reactor at the rate of 0.01 m3 /s and at a temperature of 500 K. If the exit conversion is 20%, then the exit temperature (in k) is (Data: Heat of reaction at 298 K = – 50000 kJ/ kmole of A reacted Heat capacities CPA = CPB = 100kJ/kmole. K (may be assumed to be independent of temperature))?
A typical example of a physical system with under damped characteristic is a________?
Wrought iron is ________?
The co-efficient of performance (COP) of a refrigerating system, which is its index of performance, is defined as the ratio of useful refrigeration to the net work. The units of ________ and COP are the same?