Compressors, Gas Turbines and Jet Engines Pick up wrong statement. Surging phenomenon in centrifugal compressor depends on Mass flow rate Pressure ratio Stagnation pressure at the outlet Change in load Mass flow rate Pressure ratio Stagnation pressure at the outlet Change in load ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Isothermal compression efficiency can be attained by running the compressor At very slow speed At very high speed At average speed At zero speed At very slow speed At very high speed At average speed At zero speed ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In n₁ and n₂ are the indices of compression for the first and second stage of compression, then the ratio of work-done on the first and second stages (W₁/W₂) with perfect intercooling is given by W₁/W₂ = n₁(n₂ - 1)/n₂(n₁ - 1) W₁/W₂ = n₁/n₂ W₁/W₂ = n₂/n₁ W₁/W₂ = n₂(n₁ - 1)/n₁(n₂ - 1) W₁/W₂ = n₁(n₂ - 1)/n₂(n₁ - 1) W₁/W₂ = n₁/n₂ W₁/W₂ = n₂/n₁ W₁/W₂ = n₂(n₁ - 1)/n₁(n₂ - 1) ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The ratio of work done per cycle to the swept volume in case of compressor is called Compression index Compressor efficiency Mean effective pressure Compression ratio Compression index Compressor efficiency Mean effective pressure Compression ratio ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In a double acting compressor, the air is compressed In two cylinders In one cylinder In a single cylinder on both sides of the piston In two cylinders on both sides of the piston In two cylinders In one cylinder In a single cylinder on both sides of the piston In two cylinders on both sides of the piston ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In a reciprocating air compressor, the compression work per kg of air Increases as clearance volume increases Decreases as clearance volume increases Is independent of clearance volume Increases as clearance volume decreases Increases as clearance volume increases Decreases as clearance volume increases Is independent of clearance volume Increases as clearance volume decreases ANSWER DOWNLOAD EXAMIANS APP
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