Electrical Power Sources Quiz Questions & Answers Pdf - 3

Question: 11

Which of the following is considered to be superior quality of coal?

(A) Peat

(B) Lignite

(C) Coke

(D) Bituminous

Question: 12

Flyash generally results from

(A) Gas turbines

(B) Diesel engines

(C) Pulverised coal boilers

(D) Fluidized bed boilers

Question: 13

What is the nominal pH value of water that is to be maintained in a steam raising thermal power station?

(A) 0.1

(B) 7.0

(C) 8.5

(D) 14.3

Question: 14

Water hammer occurs in

(A) Draft tube

(B) Turbine casing

(C) Penstock

(D) Surge tank

Question: 15

Pipes carrying steam are generally of

(A) Aluminium

(B) Cobalt

(C) Cast iron

(D) Steel