Kerala PSC Previous Years Question Paper & Answer
Page:6
Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'Boiler Attendant' And exam conducted in the year 2023. And Question paper code was '104/2023/OL'. Medium of question paper was in Malayalam or English . Booklet Alphacode was ''. Answer keys are given at the bottom, but we suggest you to try answering the questions yourself and compare the key along wih to check your performance. Because we would like you to do and practice by yourself.
Question27:-Out of the following what are the possible causes for priming.
1. Too high level of water
2. Uneven fire distribution
3. Load surging
A:-None of the above
B:-All of the above
C:-Only 3
D:-Only 2
Correct Answer:- Option-B
Question28:-Out of the following, which are the disadvantages of reverse osmosis
feed water treatment
1. not fit for high pressure operations
2. chances of biofouling
3. short cleaning intervals
4. does not reject all solids
A:-all of the above
B:-2 and 3
C:-1 and 4
D:-1 and 2
Correct Answer:- Option-D
Question29:-Statement 1 - Turbidimeter is used to measure sulfate content in water
Statement 2 - In a Turbidimeter, Barium chloride is added to form barium sulphate
crystals of uniform size
Which of the above is true regarding a turbidimeter?
A:-both are correct
B:-both are incorrect
C:-Statement 1 is correct, statement 2 is incorrect
D:-Statement 1 is incorrect but statement 2 is correct
Correct Answer:- Option-A
Question30:-Out of the following, what are the preferred values for a boiler feed
water
1. PH above 11
2. Alkalinity between 300 and 500 ppm
3. Chlorides between 60 and 100 ppm
4. Total dissolved solids 10 ppm.
A:-1, 2 and 4
B:-1, 2 and 3
C:-2 and 3
D:-2 only
Correct Answer:- Option-B