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Compressors, Gas Dynamics and Gas Turbines - Data Intensity 2 Multiple Questions and Answers.
| 1. | In a single acting reciprocating compressor, the suction, compression and delivery of air takes place in ___ of the piston. | ||
| A. | one stroke | ||
| B. | two strokes | ||
| C. | three strokes | ||
| D. | four strokes | ||
| 2. | The maximum delivery pressure in a rotary air compressor is | ||
| A. | 10 bar | ||
| B. | 20 bar | ||
| C. | 30 bar | ||
| D. | 50 bar | ||
| 3. | The capacity of a compressor is expressed in | ||
| A. | kg/m2 | ||
| B. | kg/m3 | ||
| C. | m3/min | ||
| D. | m3/kg | ||
| 4. | Intercooling in multi-stage compressors is done | ||
| A. | to cool the air during compression | ||
| B. | to cool the air at delivery | ||
| C. | to enable compression in two stages | ||
| D. | to minimise the work of compression | ||
| 5. | The ratio of workdone per cycle to the stroke volume of the compressor is known as | ||
| A. | compressor capacity | ||
| B. | compression ratio | ||
| C. | compressor efficiency | ||
| D. | mean effective pressure | ||
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