6426Chemical EngineeringMedium
The ‘laughing gas’ is________?
ANitric oxide
BNitrogen trioxide
CNitrogen pentoxide
DNitrous oxide
Correct answer
D. Nitrous oxide
Explanation
The correct answer is Nitrous oxide.
Correct answer
D. Nitrous oxide
Explanation
The correct answer is Nitrous oxide.
Boiler tube size is specified by its thickness and ________ diameter?
Work hardenable alloy steel used to make the bucket wheel excavators, blades of bulldozers and other earth moving equipments contain iron, carbon and ________?
If the flame is produced under the hearth and then sweeps up into the heating chamber, this is called a/an ________ furnace?
In a cooling tower, water becomes cool by________?
A first order system with a time constant of 1 min is subjected to frequency response analysis. At an input frequency of 1 radian/min, the phase shift is________?
Deaeration (removal of O2) of water is done by________?