845Chemical EngineeringMedium
Which of the following produces maximum pressure difference for transportation of gases?
AVacuum pumps
BFans
CCompressors
DBlowers
Correct answer
C. Compressors
Explanation
The correct answer is Compressors.
Correct answer
C. Compressors
Explanation
The correct answer is Compressors.
Friction produced by the formation of wakes is called the ________ friction?
Heavy duty bearings are usually made of________?
In order to maintain an oxidising atmosphere in a furnace, it should have________?
Which of the following thermocouples is the most suitable for measuring a temperature of about 1600°C in an oxidizing atmosphere?
Noise level audible to audience sitting in the 5th row from the stage during a large orchestra show corresponds to about ________ decibels?
High density refractory bricks have lower________?