95MEKS-4
Sr. No. 4
EXAMINATION OF MARINE ENGINEER OFFICER
Function: Marine Engineering at Operational Level
MARINE ENGINEERING KNOWLEDGE
(STEAM)
M. E. O. CLASS IV
(Time allowed - 3 hours)
INDIA (2001) Afternoon Paper Total Marks 100
N.B. - (1) All questions are compulsory.
(2) All questions carry equal marks.
(3) Neatness in handwriting and clarity in expression carries weightage
1. Give Instructions to support staff on the measures to be taken while working on operating boilers.
2. Write short notes on
(A) condensate extraction pumps
(B) Steam traps
3. Concerning the classification of steam turbines, a compound designed turbine is a unit ______.
(A) consisting of reaction stages and a dummy piston
(B) consisting of one Curtis stage and reaction blading
(C) consisting of a high pressure turbine, crossover pipe, and low pressure turbine
(D) made up of impulse and reaction staging
4. The required number of pounds of steam generated per hour to develop contract shaft horsepower and maintain the specified pressures and temperatures in the plant, when divided by the number of installed boilers, will give the ______.
(A) overload capacity for each boiler
(B) efficiency of each boiler
(C) efficiency of each fireroom
(D) full power capacity of each boiler
5. One of the types of energy associated with the water of an operating boiler is Thermal. Where are the following energies associated with an operating boiler.
(A) Chemical
(B) Mechanical
(C) Specific
6. Condensate return lines from tank heating coils are led to the ______.
(A) atmospheric drain tank
(B) main condenser
(C) DC heater
(D) contaminated drain system
7. If the water level in a steaming boiler is dropping rapidly and cannot be kept at the normal level by standard practices, you should secure the fires and then secure the steam stop. Under what conditions would you carry out the following:
(A) secure the steam stop and then secure the fires
(B) blowdown the gage glass to find the true water level
(C) speed up the feed pump to raise the water to normal
8. A combustion control system, diaphragm-type, air volume regulator receives its low pressure signal from the boiler______.
(A) windbox
(B) casing
(C) furnace
(D) smoke pipe
9. In a cross-compound main propulsion unit, the astern turbine is usually installed at the ______.
(A) low pressure end of the low pressure turbine
(B) high pressure end of the low pressure turbine
(C) low pressure end of the high pressure turbine
(D) high pressure end of the high pressure turbine
10. The purpose of a "peep" hole in the boiler casing is to______.
(A) examine the condition of the flame
(B) check the operation of the soot blowers
(C) check for excess smoke in the stack
(D) examine the condition of the refractory cones
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95MEKS-4
Sr. No. 4
EXAMINATION OF MARINE ENGINEER OFFICER
Function: Marine Engineering at Operational Level
MARINE ENGINEERING KNOWLEDGE
(STEAM)
M. E. O. CLASS IV
(Time allowed - 3 hours)
INDIA (2001) Afternoon Paper Total Marks 100
N.B. - (1) All questions are compulsory.
(2) All questions carry equal marks.
(3) Neatness in handwriting and clarity in expression carries weightage
Answers
Answer for Question No. 3 Correct Answer : C
Answer for Question No. 4 Correct Answer : D
Answer for Question No. 6 Correct Answer : D
Answer for Question No. 8 Correct Answer : C
Answer for Question No. 9 Correct Answer : A
Answer for Question No. 10 Correct Answer : A