(A)ceramics (B)celluloid (C)moulded hard rubber (D)any of the above. Ans : (D)
(A) to facilitate flow of gases (B) to recover acid loss through vapours (C) to prevent flow of gases (D) all of the above. Ans : (A)
A) both anode and cathode become B) voltage of the cells increases C) specific gravity of acid increases D) none of the above takes place. Ans : (A)
A) voltage drops B) specific gravity of acid increases C) anode becomes whitish in colour D) the cell gives out energy. Ans : (B)
A)voltage B)specific gravity of electrolyte C)gassing D)any of the above. Ans : (D)
A) 1.285 B) 2.185 C) 2.585 D) 2.9585 Ans : (A)
A) to avoid internal short circuits B) to reduce internal resistance C) to facilitate flow of current D) to reduce tendency for polarization. Ans : (A)
A) pressed antimony bismuth alloy B) perforated nickel cadmium alloy C) cast animonial lead alloy D) rolled zinc-copper alloy. Ans : (C)
A) 96500 coulombs B) 9650 coulombs C) 965 coulombs D) 96.5 coulombs. Ans : (A)
A) Gauss’s theorem B) Faraday’s laws of Electrolysis C) Laplace law D) Webers and Ewings theory. Ans : (B)
Multiple Choice Question (MCQ) of Electric Power page-10:91. An impulse turbine
Multiple Choice Question (MCQ) of Electric Power page-9:81. Spouting velocity is A) Velocity of jet under specified conditions B) Actual velocity of jet C) 50 % of ideal velocity of jet D) Ideal velocity of jet.
Multiple Choice Question (MCQ) of Electric Power page-8:71. In closed cooling system A) water does not flow B) hot water is recirculated after cooling C) air and water cooling is simultaneously used D) constant supply of fresh water for cooling is required.