Related Questions

Which of the following boilers is best suited to meet fluctuating demands?
A Babcock and Wilcox
B Locomotive
C Lancashire
D Cochran
When demand for a factory's products is high, more money is spent at the factory for safety precautions and machinery maintenance than demand is low. Thus the average number of on-the-job accidents per employee each month should be bower during periods when demand is high than when demand is low and less money is available for safety precautions and machinery maintenance. Which of the following,if true about a factory when demand for its product is high casts the most serious doubt on the conclusion drawn above?
A Its employees ask for higher wages than they do at other times.
B Its management hires new workers but lacks the time to train them properly.
C Its employees are less likely to lose their jobs than they are at other times.
D Its management sponsors a monthly safety award for each division in the factory.
when demand for factory's products is high . more money is spent at the factory for safety precautions and machinery maintenance than when demand is low. thus the average number of on -the-job accidents per employee each month should be lower during perids when demand is high than when demand is low and less money is available for safety precautions and machinery maintenance .when demand for its products is high, casts the most serious doubt on the conclusion drawn above?
A Employees demand for higher wages than they do at other times.
B Authority hires new workers but lacks the time to rain them properly.
C Employees are less likely to lose their jobs than are at other times.
D Authority sponsors a monthly safety award for each division in the factory.
A device used in a boiler to control the flow of steam from the boiler to the main pipe and to shut off the steam completely when required, is known as
A Blow off cock
B Fusible plug
C Superheater
D Stop valve
For fluctuating loads, well suited bearing is
A Ball bearing
B Roller bearing
C Needle roller bearing
D Thrust bearing
In a steam engine, superheated steam from the boiler is fed into the steam chest at a pressure of
A 10 atmospheres
B 20 atmospheres
C 30 atmospheres
D 40 atmospheres
A _________ in a boiler is used to put off fire in the furnace of the boiler when the level of water in the boiler falls to an unsafe limit.
A Blow off cock
B Fusible plug
C Stop valve
D Safety valve
Steam in water tube boiler as compared to fire tube boiler
A Can be raised rapidly
B Is raised at slower rate
C Is raised at same rate
D Could be raised at fast/slow rate depending on design
The size of a boiler drum in pulverized fuel fired boiler, as its size and capacity, (steam pressure and flow ratings) increase
A Increases
B Decreases
C Remains unchanged
D Increases/decreases depending on steam temperature requirements
The delivery pressure of boiler feed water pump compared to the boiler steam pressure is
A Same
B Slightly less
C Slightly more
D Much more

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