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. What is the function of penstocks in hydro power stations? Carries water to dam Carries water away from power house Carries water to turbines Discharges surplus water from reservoirQuestion 1 of 37Question 2 of 37 2. What happens to solar cell, if the intensity of light is low? Output decreases No output in the cell Output increases Output remain sameQuestion 2 of 37Question 3 of 37 3. Which material is used in solar cell? Antimony Copper Phosphorus SiliconQuestion 3 of 37Question 4 of 37 4. What is the name of the material used for making photovoltaic cell? Arsenic Silicon Antimony GermaniumQuestion 4 of 37Question 5 of 37 5. Which is the non conventional energy source? Wind Water Diesel SteamQuestion 5 of 37Question 6 of 37 6. Which is the non conventional power generation? Hydro-electric power generation Nuclear power generation Wind mill power generation Diesel power generationQuestion 6 of 37Question 7 of 37 7. Which is the residue of bio-mass? Bio gas Manure Bio fuel SlurryQuestion 7 of 37Question 8 of 37 8. What is the purpose of barrage in tidal power station? Controls the tidal waves Converts potential energy into kinetic energy Releases water towards the sea Tap the water at the entrance of gulfQuestion 8 of 37Question 9 of 37 9. What is the main disadvantage of nuclear plant? Plant requires large space Running cost is more Installed away from load centre Disposal of wasteQuestion 9 of 37Question 10 of 37 10. Which power generation plant is having more reliability in operation? Hydro power plant Nuclear power plant Thermal power plant Diesel power plantQuestion 10 of 37Question 11 of 37 11. Which is the disadvantage of non conventional power generation over conventional power generation? Security risk is more Cannot be used for base load demand Increase pollution Requires more maintenanceQuestion 11 of 37Question 12 of 37 12. Which is the conventional power generation? Wind power generation Tidal power generation Solar power generation Thermal power generationQuestion 12 of 37Question 13 of 37 13. Which is the natural source of energy? Coal Heat Biogas SunQuestion 13 of 37Question 14 of 37 14. Name the constituent marked as 'X' of the schematic arrangement of hydro electric plant. Power house Penstock Surge tank Valve houseQuestion 14 of 37Question 15 of 37 15. What is the function of air pre heater in a steam power station? Supplies hot air to economiser Heats feed water Supplies hot air to super heater Extracts heat from flue gases and heats input airQuestion 15 of 37Question 16 of 37 16. What is the function of economiser in steam power plant? Purifies the feed water by chemical treatment Heats the feed water by the flue gases Heats the air by the flue gases Converts water into steamQuestion 16 of 37Question 17 of 37 17. Which type of power plant is more efficient? Nuclear power Hydro electric Diesel plant Steam powerQuestion 17 of 37Question 18 of 37 18. Which is the main constituent of biogas? Methane Hydrogen Oxygen Carbon dioxideQuestion 18 of 37Question 19 of 37 19. Which component in a steam power plant is used to heat the feed water from the flue gas? Boiler Economizer Super heater Air pre heaterQuestion 19 of 37Question 20 of 37 20. Which device senses the wind speed in a wind power generation? Chopper controller Exciter unit Line controller unit Turbine controllerQuestion 20 of 37Question 21 of 37 21. What is the name of the atomic material used for nuclear fission in nuclear power station? Cadmium Antimony Silicon ThoriumQuestion 21 of 37Question 22 of 37 22. Which turbine is used for high heads in hydro electric power plant? Francis turbine Kaplan turbine Impulse turbine Reaction turbineQuestion 22 of 37Question 23 of 37 23. How electricity produced in solar panel? While sunlight strikes nickel plate While sunlight strikes glass While sunlight strikes on photovoltaic cell While sunlight strikes manganeseQuestion 23 of 37Question 24 of 37 24. What is the effect of radio active rays produced during nuclear fission? Enormous heat is produced Creates health hazards Reduces fission process Damages the reactorsQuestion 24 of 37Question 25 of 37 25. What is the main disadvantage of non-conventional power generation? No constant generation Can use only light loads Heavy load cannot be operated Poor efficiencyQuestion 25 of 37Question 26 of 37 26. What is the function of turbine used in tidal power generation? Converts potential energy into kinetic energy Keeps the water flow from low to higher level Prevents water flow to other parts of dam Converts kinetic energy into potential energyQuestion 26 of 37Question 27 of 37 27. Which power generation requires heavy water treatment plant? Hydel power generation Diesel power generation Nuclear power generation Thermal power generationQuestion 27 of 37Question 28 of 37 28. What is the output voltage of a solar cell, if light intensity is high? No effect and remain same No output in the cell Output voltage is decreased Output voltage is increasedQuestion 28 of 37Question 29 of 37 29. Which is the purpose of boiler in a steam power station? Heats feed water and air Super heats the steam Liberates the heat from burnt fuel Converts water into steamQuestion 29 of 37Question 30 of 37 30. What is the major disadvantage of wind power generation? Pollution effect is more Wind power is not constant and steady Plant installation more complicated Requires high technologyQuestion 30 of 37Question 31 of 37 31. Which is a non-conventional energy source? Sun rays Lignite Pulverized coal Stored waterQuestion 31 of 37Question 32 of 37 32. What is the advantage of pressurized water reactor (PWR)? Metal surface temperature is lower No heat loss High thermal efficiency It has high power densityQuestion 32 of 37Question 33 of 37 33. What is the function of charge controller in battery based micro hydel power generation? Controls the over speed of the turbine Prevents the over charging of battery Disconnects turbine from the battery Controls the over voltageQuestion 33 of 37Question 34 of 37 34. Which fuel is available in plenty in India for power generation? Gas oil Gasoline Diesel CoalQuestion 34 of 37Question 35 of 37 35. Which material is used as control rod in a nuclear reactor? Graphite Cadmium Tungsten ThoriumQuestion 35 of 37Question 36 of 37 36. How the potential energy from water flowing is converted as kinetic energy to generate power? By creating high head through penstocks By using water turbine to drive alternator By using surge tanks at the water canal By storing water in high quantityQuestion 36 of 37Question 37 of 37 37. What is the advantage of non conventional power generation? More efficient Reduce pollution Low initial cost More reliableQuestion 37 of 37 Loading...