7845Chemical EngineeringMedium
Large tonnage of refractory bricks are dried in a________?
AShaft furnace
BMuffle furnace
CRotary hearth furnace
DTunnel kiln
Correct answer
D. Tunnel kiln
Explanation
The correct answer is Tunnel kiln.
Correct answer
D. Tunnel kiln
Explanation
The correct answer is Tunnel kiln.
Radiation thermometer cannot measure the temperature ________?
Which one is preferred for aircraft engine?
Which of the following is a widely used refrigerant in vapour compression refrigeration system (using large centrifugal compressor)?
TLV of ammonia, nitrogen dioxide and phenol vapor in air is ________ ppm?
Peptizers like aromatic mercaptans (e.g. thiophenes) are added in rubber to ________?
Which of the following has maximum thermal conductivity?