Interview question based on skill :
Take as many assements as you can to improve your validate your skill rating
Total Questions: 5
1. Water is mainly used in boilers for the generation of
Correct Answer is : Steam
2. Which of the following should not be a composition of boiler-feed water?
Correct Answer is : Its caustic alkalinity should be 1.5-2 ppm
3. Which of the following is not a result of excess of impurity in boiler-feed?
Correct Answer is : Decomposition
4. If the precipitate formed is soft, loose and slimy, these are __________ and if the precipitate is hard and adhering on the inner wall, it is called _____________
Correct Answer is : Sludges, scale
5. Which of the following option is incorrect about the sludges?
Correct Answer is : Formed generally at heated portions of the boiler
