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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines
The discharge is __________ at critical pressure.

Maximum
Minimum
None of these
Zero

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Steam Boilers, Engines, Nozzles and Turbines
The latent heat of steam at pressures greater than atmospheric in comparison to latent heat at atmospheric pressure is

More
Equal
May be less or more depending on temperature
Less

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Steam Boilers, Engines, Nozzles and Turbines
Fire tube boilers are limited to a maximum working pressure of

1.7 MN/m²
0.17 MN/m²
17 MN/m²
170 MN/m²

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Steam Boilers, Engines, Nozzles and Turbines
Latent heat of dry steam at atmospheric pressure is equal to

427 kcal/ kg
539 BTU/ lb
539 kcal/ kg
100 kcal/ kg

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Steam Boilers, Engines, Nozzles and Turbines
Stage efficiency is also known as

Nozzle efficiency
Gross efficiency
Diagram efficiency
None of these

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Steam Boilers, Engines, Nozzles and Turbines
1 kg.m is equal to

102 Joules
None of these
427 Joules
9.81 Joules

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