If the clearance ratio for a reciprocating air compressor is 'K', then its volumetric efficiency is given by

• A. <img src="/_files/images/mechanical-engineering/compressors-gas-dynamics-and-gas-turbines/373-82-1.png">
• B. <img src="/_files/images/mechanical-engineering/compressors-gas-dynamics-and-gas-turbines/373-82-2.png">
• C. <img src="/_files/images/mechanical-engineering/compressors-gas-dynamics-and-gas-turbines/373-82-3.png">
• D. <img src="/_files/images/mechanical-engineering/compressors-gas-dynamics-and-gas-turbines/373-82-4.png">