Clearance volume of a reciprocating compressor is 100 ml,

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Clearance volume of a reciprocating compressor is 100 ml, and the volume of the cylinder at bottom dead centre is 1.0 litre. The clearance ratio of the compressor is

1. 1/11
2. 1/10
3. 1/9
4. 1/1.1

Correct Option: C

Clearance ratio =	Clearance volume
	Swept volume

=	100	=	1
	1000 - 100		9