Question 91 : A compound steam engine in which the high pressure and low pressure cylinders have common piston rod, is called
1. Tandem type compound engine
2. Woolf type compound engine
3. Receiver type compound engine
4. None of the mentioned
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Question 92 : The diameter of Cornish boiler varies from
1. 1 to 2m
2. 0.5 to 1m
3. 1.25 to 2.5m
4. 2 to 3m
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Question 93 : Which of the following auxiliaries are not used in steam Generators?
1. economiser
2. burner
3. fan
4. stoker
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Question 94 : Which of the following boiler is best suited to meet the fluctuating demand of steam ?
1. Locomotive boiler
2. Lancashire boiler
3. Babcock and Wilcox boiler
4. Cornish boiler
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Question 95 : The draught produced by a steam jet issuing from a nozzle placed in the ashpit under the fire grate of the furnace is called
1. chimney draught
2. induced steam jet draught
3. forced steam jet draught
4. none of the mentioned
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Question 96 : The length of shell of a Locomotive boiler is
1. 2m
2. 3m
3. 4m
4. 6m
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Question 97 : The rate of steam produced in Benson boiler is
1. 250 tonnes/h
2. 175 tonnes/h
3. 100 tonnes/h
4. 135 tonnes/h
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Question 98 : An air preheater is installed
1. between the economiser and chimney
2. before the superheater
3. before the economiser
4. none of the mentioned
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Question 99 : Lancashire boiler has _____ internal flue tubes
1. 1
2. 3
3. 2
4. 4
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