Top 550+ Solved Energy Conversion MCQ Questions Answer
Q. Sodium sulphur batteries use electrolyte consisting of
a. solid aluminium oxide
b. dilute sulphuric acid
c. brine
d. KOH
e. None of the above
Q. Corona generally results in
a. Violet glow
b. Hissing noise
c. Production of ozone gas
d. All of the above
e. None of the above
Q. Natural gas is obtained
a. as by-product from blast furnace
b. as by-product from petroleum refining
c. from earth's surface usually along with crude
d. from ammonia
e. None of the above
Q. Which of the following cannot be the prime-mover for a generator of 120 MW capacity?
a. Steam turbine
b. Gas turbine
c. Kaplan turbine
d. Diesel engine
e. None of the above
Q. Which of the following will need highest level of illumination?
a. Railway platforms
b. Foyer for cinema halls
c. Bed rooms
d. Hospital wards
e. Proof reading
Q. Quad is a mesure of
a. photosynthesis
b. wind power
c. radioactive decay
d. energy
e. None of the above
Q. A Buchholz relay is used on
a. Transformer
b. Generators
c. Transmission lines
d. Cables
e. All of the above
Q. The supply and distribution of electrical energy in states is controlled by
a. NTPC
b. Electricity Board
c. BHEL
d. Department of Industries
e. Department of Science and Technology
Q. Pyrhelicometer measures
a. intensity of direct solar radiation
b. wind speed at an elevation
c. fission caused by thermal reutrons
d. total electromagnetic radiation cmitted by the sun
e. None of the above
Q. In any transmission line, the dimensions of constants B and C are
a. ohm and ohm
b. ohm and mho
c. mho and ohm
d. mho and mho
e. None of the above
Q. By increasing sag in the suspended transmission line
a. Tension in the line decreases
b. Tension in the line increases
c. Current carrying capacity of conductor increases
d. Current carrying capacity of conductor decreases
e. None of the above
Q. As compared to copper, the conductivity of aluminium is nearly
a. 85%
b. 60%
c. 40%
d. 80%
e. 20%
Q. The equipment used for pulverising is known as
a. Stoker
b. Ball mill
c. Burner
d. Coke oven
e. Hopper
Q. The dimensions of generalised constants A and D are
a. ohms and mhos
b. mhos and ohms
c. mhos and mhos
d. Both are dimensionless
e. ohms and ohms
Q. In a fuel cell positive electrode is of
a. oxygen
b. hydrogen
c. ammonia
d. carbon monoxide
e. None of the above