ELECTRICIAN 2nd YEAR MODULE – Power Generation and Substation ONLINE TEST July 2, 2025July 2, 2025 by admin TRANSLATE THIS QUIZ IN YOUR LANGUAGE इस प्रश्नोत्तरी का अपनी भाषा में अनुवाद करें <<12345678910111213141516171819202122232425262728293031323334353637>> 0% Question 1 of 37 1. Which material is used as control rod in a nuclear reactor? Graphite Cadmium Thorium TungstenQuestion 1 of 37Question 2 of 37 2. What happens to solar cell, if the intensity of light is low? Output increases Output remain same Output decreases No output in the cellQuestion 2 of 37Question 3 of 37 3. Which is the non conventional power generation? Nuclear power generation Diesel power generation Wind mill power generation Hydro-electric power generationQuestion 3 of 37Question 4 of 37 4. What is the advantage of non conventional power generation? Low initial cost More efficient More reliable Reduce pollutionQuestion 4 of 37Question 5 of 37 5. What is the function of air pre heater in a steam power station? Supplies hot air to super heater Supplies hot air to economiser Heats feed water Extracts heat from flue gases and heats input airQuestion 5 of 37Question 6 of 37 6. Which is the disadvantage of non conventional power generation over conventional power generation? Security risk is more Increase pollution Cannot be used for base load demand Requires more maintenanceQuestion 6 of 37Question 7 of 37 7. Which component in a steam power plant is used to heat the feed water from the flue gas? Air pre heater Boiler Economizer Super heaterQuestion 7 of 37Question 8 of 37 8. Which is the non conventional energy source? Diesel Water Wind SteamQuestion 8 of 37Question 9 of 37 9. Which is the purpose of boiler in a steam power station? Super heats the steam Liberates the heat from burnt fuel Heats feed water and air Converts water into steamQuestion 9 of 37Question 10 of 37 10. What is the effect of radio active rays produced during nuclear fission? Enormous heat is produced Reduces fission process Creates health hazards Damages the reactorsQuestion 10 of 37Question 11 of 37 11. Which is the residue of bio-mass? Slurry Manure Bio gas Bio fuelQuestion 11 of 37Question 12 of 37 12. Name the constituent marked as 'X' of the schematic arrangement of hydro electric plant. Penstock Valve house Surge tank Power houseQuestion 12 of 37Question 13 of 37 13. Which device senses the wind speed in a wind power generation? Exciter unit Chopper controller Line controller unit Turbine controllerQuestion 13 of 37Question 14 of 37 14. How the potential energy from water flowing is converted as kinetic energy to generate power? By using surge tanks at the water canal By creating high head through penstocks By using water turbine to drive alternator By storing water in high quantityQuestion 14 of 37Question 15 of 37 15. What is the major disadvantage of wind power generation? Wind power is not constant and steady Plant installation more complicated Requires high technology Pollution effect is moreQuestion 15 of 37Question 16 of 37 16. Which is the natural source of energy? Biogas Sun Coal HeatQuestion 16 of 37Question 17 of 37 17. Which power generation plant is having more reliability in operation? Nuclear power plant Thermal power plant Diesel power plant Hydro power plantQuestion 17 of 37Question 18 of 37 18. Which is the conventional power generation? Solar power generation Tidal power generation Wind power generation Thermal power generationQuestion 18 of 37Question 19 of 37 19. What is the name of the atomic material used for nuclear fission in nuclear power station? Cadmium Thorium Silicon AntimonyQuestion 19 of 37Question 20 of 37 20. How electricity produced in solar panel? While sunlight strikes manganese While sunlight strikes glass While sunlight strikes on photovoltaic cell While sunlight strikes nickel plateQuestion 20 of 37Question 21 of 37 21. What is the main disadvantage of nuclear plant? Disposal of waste Installed away from load centre Plant requires large space Running cost is moreQuestion 21 of 37Question 22 of 37 22. Which is the main constituent of biogas? Oxygen Methane Carbon dioxide HydrogenQuestion 22 of 37Question 23 of 37 23. Which type of power plant is more efficient? Nuclear power Diesel plant Steam power Hydro electricQuestion 23 of 37Question 24 of 37 24. What is the output voltage of a solar cell, if light intensity is high? No output in the cell Output voltage is increased Output voltage is decreased No effect and remain sameQuestion 24 of 37Question 25 of 37 25. Which fuel is available in plenty in India for power generation? Coal Diesel Gasoline Gas oilQuestion 25 of 37Question 26 of 37 26. What is the name of the material used for making photovoltaic cell? Germanium Arsenic Silicon AntimonyQuestion 26 of 37Question 27 of 37 27. What is the function of economiser in steam power plant? Heats the air by the flue gases Converts water into steam Purifies the feed water by chemical treatment Heats the feed water by the flue gasesQuestion 27 of 37Question 28 of 37 28. What is the purpose of barrage in tidal power station? Tap the water at the entrance of gulf Controls the tidal waves Converts potential energy into kinetic energy Releases water towards the seaQuestion 28 of 37Question 29 of 37 29. Which is a non-conventional energy source? Sun rays Pulverized coal Stored water LigniteQuestion 29 of 37Question 30 of 37 30. Which turbine is used for high heads in hydro electric power plant? Impulse turbine Reaction turbine Francis turbine Kaplan turbineQuestion 30 of 37Question 31 of 37 31. What is the advantage of pressurized water reactor (PWR)? Metal surface temperature is lower No heat loss It has high power density High thermal efficiencyQuestion 31 of 37Question 32 of 37 32. What is the main disadvantage of non-conventional power generation? Can use only light loads Heavy load cannot be operated Poor efficiency No constant generationQuestion 32 of 37Question 33 of 37 33. What is the function of penstocks in hydro power stations? Carries water away from power house Carries water to dam Discharges surplus water from reservoir Carries water to turbinesQuestion 33 of 37Question 34 of 37 34. Which material is used in solar cell? Copper Phosphorus Silicon AntimonyQuestion 34 of 37Question 35 of 37 35. What is the function of turbine used in tidal power generation? Converts kinetic energy into potential energy Converts potential energy into kinetic energy Keeps the water flow from low to higher level Prevents water flow to other parts of damQuestion 35 of 37Question 36 of 37 36. Which power generation requires heavy water treatment plant? Hydel power generation Nuclear power generation Thermal power generation Diesel power generationQuestion 36 of 37Question 37 of 37 37. What is the function of charge controller in battery based micro hydel power generation? Prevents the over charging of battery Controls the over voltage Controls the over speed of the turbine Disconnects turbine from the batteryQuestion 37 of 37 Loading...