@:- 10^(18)` णौ metre
0:-`107(15)`0077 ೧7೮6
Correct Answer:- Option-D
Question39:-What is the total resistance when two 1.5 Q resistors are connected in parallel?
A:-0.75 0
:-0.5 ‏ہ0‎
‎60
‎0:-1.5 0
Correct Answer:- Option-A
Question40:-In some resistors, as the temperature increases, the resistance increases non linearly. Such resistors are called
7

8-ھ
‎B:-Varistors‏
‎C:-Sensistors‏
‎D:-Thermistors‏
‎Correct Answer:- Option-C‏
‎Question41:-Wheatstone bridge method is used to measure resistance.‏
‎A:-Medium resistance‏
‎:-High resistance‏
‎C:-Low resistance‏
‎D:-Earth resistance‏
‎Correct Answer:- Option-A‏
‎Question42:-An open circuit has resistance‏
۸۸-2
10-:8
‎C:-zero‏
‎D:-infinite‏
‎Correct Answer:- Option-D‏
‎Question43:-The cleanest power plant is‏
‎A:-diesel power plant‏
‎B:-nuclear power plant‏
‎C:-hydro electric power plant‏
‎D:-bio gas power plant‏
‎Correct Answer:- Option-C‏
‎Question44:-Give an example for impulse turbine.‏
‎A:-Francis Turbine‏
‎B:-Reaction turbine‏
‎C:-Kaplan turbine‏
‎D:-Pelton wheel turbine‏
‎Correct Answer:- Option-D‏
‎Question45:-The device which heats the feed water on its way to boiler by deriving heat from the flue gases is called‏
‎A:-Condenser‏
‎B:-Economiser‏
‎C:-Super heater‏
‎D:-Gas heater‏
‎Correct Answer:- Option-B‏
‎Question46:-Which one given below is an example for class "B" fire?‏
‎A:-Fire on flammable liquid‏
‎B:-Metal fire‏
‎C:-Fire on paper‏
‎D:-Fire on electrical equipment‏
‎Correct Answer:- Option-A‏
‎Question47:-In which classification fire, the fire on liquified gas will belong?‏
‎A:-Class "A" fire‏
‎B:-Class "B" fire‏
‎-Class "C" fire‏
‎D:-Class "D" fire‏
‎Correct Answer:- Option-C‏
‎Question48:-The minimum diameter of earth pipe is‏