Question 51 : The actual power supplied by the engine crankshaft is called?
1. indicated power
2. frictional power
3. brake power
4. none of the mentioned
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Question 52 : Which of the following is a water tube boiler?
1. Lancashire boiler
2. Cochran boiler
3. Babcock & Wilcox boiler
4. Locomotive boiler
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Question 53 : In a Tandem type compound engine, the high pressure and low pressure cylinders
1. have common piston rods
2. have separate piston rods
3. are set at 90 degrees
4. are set in V-arrangement
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Question 54 : The number of fire tubes in a Cochran boiler are
1. 75
2. 165
3. 225
4. 175
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Question 55 : In a glass rube type water indicator for a boiler, one end of the tube is connected to water space and the other end is connected to
1. chimney
2. water space
3. steam space
4. super heater
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Question 56 : The natural draught in the steam generator depends upon
1. the air condition outside the chimney
2. the temperature of exhaust gases
3. both of the mentioned
4. none of the mentioned
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Question 57 : What is the critical pressure of steam in a utility steam generator?
1. 220.2 bar
2. 221.2 bar
3. 222.2 bar
4. 225.2 bar
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Question 58 : Industrial steam generators operate at a steam capacity of?
1. 1300 kg/s
2. 1000 kg/s
3. 500 kg/s
4. 125 kg/s
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Question 59 : Willian's line for the steam engine is a straight line relationship between the steam consumption per hour and
1. brake power
2. indicated power
3. pressure of steam
4. efficiency
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Question 60 : Which of the following statement is wrong?
1. Water tube boilers are internally fired
2. Locomotive boiler is a water tube boiler
3. La-mont boiler is a low pressure water tube boiler
4. All of the mentioned
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