Mechanical Engineering - Steam Boilers and Engines

41.
A compound steam engine in which piston rods of high pressure and low pressure cylinders ' are attached to two different cranks set at 180° to each other, is called
receiver type compound engine
Tandem type compound engine
Woolf type compound engine
both (a) and (b)
Answer: Option
Explanation:
No answer description is available. Let's discuss.

42.
The heat balance sheet for the boiler shows the
complete account of heat supplied by 1 kg of dry fuel and the heat consumed
moisture present in the fuel
steam formed by combustion of hygrogen per kg of fuel
all of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.

43.
The performance of a boiler is measured by the
amount of water evaporated per hour
steam produced in kg/h
steam produced in kg/kg of fuel burnt
all of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.

44.
The evaporative capacity of a boiler is defined as the evaporation of 15.653 kg of water per hour from and at 100° C.
Yes
No
Answer: Option
Explanation:
No answer description is available. Let's discuss.

45.
The maximum heat loss is a boiler occurs due to
moisture in fuel
dry flue gases
steam formation
unburnt carbon
Answer: Option
Explanation:
No answer description is available. Let's discuss.