Top 550+ Solved Energy Conversion MCQ Questions Answer
Q. A generating station is to supply four regions of loads with peak demands of 10 MW, 15 MW, 20 MW and 30 MW. If the diversity factor is 1.5 the maximum demand on the station is
a. 45 MW
b. 30 MW
c. 50 MW
d. 60 MW
e. 70 MW
Q. The permissible pH value of water of boilers is
a. 1
b. Less than 14
c. 7
d. 5
e. Slightly more than 7
Q. For extinguishing electrical fires
a. Carbondioxide fire extinguisher should be used
b. Carbon tetrachloride fire extinguisher should be used
c. Rubber pieces should be thrown
d. Conductors should be erthed
e. Water should be sprinkled
Q. In pumped storage plant
a. Water is recirculated through turbines
b. Downstream water is pumped upstream during off-load periods
c. Pressure accumulators are used
d. Power is produced by pumps
e. Water is stored by pumping to high pressures
Q. A graphical representation of discharge and time is known as
a. Hectograph
b. Hydrograph
c. Load duration curve
d. Load curve
e. Monograph
Q. In a diesel engine, the consumption of diesel oil per BHP per hour is nearly
a. 1250 grams
b. 10 grams
c. 100 grams
d. 850 grams
e. 200 grams
Q. The vacuum inside a incandescent lamp is of the order of
a. 10-3 mm Hg
b. 10-2 mm Hg
c. 10-4 mm Hg
d. 10-5 mm Hg
e. 10-6 mm Hg
Q. When pulverised fuel is not used the equipment used for feeding coal to the boiler is
a. Burner
b. Stoker
c. Heater
d. Regenerator
e. Feed pump
Q. The illumination level in the houses is usually in the range
a. 2500 to 3000 lumens/m2
b. 10 to 20 lumens/m2
c. 1200 to 1600 lumens/m2
d. 100 to 1400 lumens/m2
e. 400 to 650 lumens/m2
Q. For under water movement of a submarine the power is provided by
a. Batteries
b. Thermoionic converters
c. Solar energy
d. Geothermal energy
e. Tidal energy
Q. Which of the following is considered to be superior quality coal for power plants?
a. Lignite
b. Coke
c. Pulverised coal
d. Peat
e. Bituminous coal
Q. For low head and high discharge the hydraulic turbine preferred is
a. Jonval turbine
b. Kaplan turbine
c. Fourneyron turbine
d. Pelton wheel
e. Francis turbine