'End cooler' or 'after cooler' is employed in air compressor mainly to
A. Remove oil vapour or moisture from air
B. Cool the dry air before use
C. Reduce the volumetric capacity of receiver
D. None of these
Answer: Option A
A. Remove oil vapour or moisture from air
B. Cool the dry air before use
C. Reduce the volumetric capacity of receiver
D. None of these
Answer: Option A
Which of the following will resist maxi-mum shock & vibration without cracking?
A. Grey cast iron
B. White cast iron
C. Malleable iron
D. Graphite
A. Pulverised fuel
B. Travelling grate stoker firing
C. Circulating fluidised bed
D. Fluidised bed
Isotropic materials have the same __________ in all directions.
A. Induced stresses
B. Density
C. Elastic properties
D. Thermal properties
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