230) A device used to put off fire in the furnace of the boiler when the level of water in the boiler falls to an unsafe limit, is called
Answer is:
none of these
Related Steam Boilers and Engines MCQ with Answers
Answer is:
safety valve
Answer is:
20 atmospheres
Answer is:
clearance volume to the swept volume
Explanation:
The ratio of clearance volume to the swept volume is called clearance ratio.
The ratio of swept volume to the volume at cut-off is called expansion ratio.
The ratio of volume at cut-off to the swept volume is known as cut-off ratio. It is the reciprocal of expansion ratio.