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This set of Energy Conversion Multiple Choice Questions & Answers (MCQs) focuses on Energy Conversion Set 20
Q1 | The specific gravity of copper is
- 8.9
- 5.9
- 13.9
- 16.9
- 2.9
Q2 | A pin type insulator is generally used upto
- 11 kV
- 132 kV
- 66 kV
- 33 kV
- 1.1 kV
Q3 | A 66 kV transmission line carrying power to a distance of 120 kilometre will be termed as
- Very short transmission line
- Long transmission line
- Medium transmission line
- Tiny transmission line
- Short transmission line
Q4 | Maximum horse power of a steam locomotive is
- 2500
- 100
- 1500
- 5000
- 500
Q5 | Pressure cables are used for
- Low power factors
- Higher voltages
- High kW
- High KVA
- High current ratings
Q6 | Diesel engine fuels are rated by
- Cetane number
- HUCR
- Octane number
- CFR number
- Calorific value
Q7 | The wavelength of green colour is nearly
- 4000 A
- 5500 A
- 2500 A
- 7500 A
- 1000 A
Q8 | The average load factor of thermal power plants in India is
- 35 to 40%
- 50 to 60%
- 80 to 95%
- 100%
- 20 to 30%
Q9 | A ship is powered by
- Diesel turbine
- Steam turbines, diesel engines, hydraulic turbines or nuclear reactors
- Steam turbines, diesel engines hydraulic turbines
- Steam turbine
- Steam turbines or diesel engines
Q10 | A gas turbine works on
- Brayton cycle
- Regenerative cycle
- Carnot cycle
- Rankine cycle
- Dual cycle
Q11 | The live storage of coal in power plant means
- Coal ready for combustion
- Preheated coal
- Coal in transit
- Purified coal
- Storage of coal sufficient to meet hour demand for the plant.
Q12 | The maximum number of generators in a power plant must be
- One
- Even
- Two
- Odd
- Three
Q13 | The area under the load curve represents
- Average demand
- Maximum demand
- System voltage
- Energy consumed
- Current
Q14 | Out of the following which one is not a unconventional source of energy?
- Geothermal energy
- Tidal power
- Wind power
- Nuclear energy
- Magneto hydrodynamic generator
Q15 | In which of the following state manufacturing unit of M/S Bharat Heavy Electricals Ltd. Is not located?
- Rajasthan
- Andhra Pardesh
- U.P.
- Karnataka
- M.P.
Q16 | The value of an equipment at the end of its useful life is known as
- Scrap value
- Obsolescence value
- Demand value
- Useful value
- Replacement value
Q17 | Which of the following will need the lower level of illumination?
- Hospital wards
- Display
- Railway platform
- Auditoriums
- Green rooms
Q18 | The calorific value of coal gas is expected to be around
- 500 kcal/m3
- 1500 kcal/m3
- 2500 kcal/m3
- 7500 kcal/m3
- 5000 kcal/m3
Q19 | A jet aircraft is powered by
- Gas turbine
- Solar cells
- Batteries
- Petrol engines
- Diesel engines
Q20 | One calorie is the same as
- 4.18 joules
- 1 dyne-sec
- 1 watt
- 1 dyne
- 4.11 watts
Q21 | Death is almost certain when the current through human body is
- 100 milli-amperes
- 100 micro-amperes
- 10 micro-amperes
- 10 milli-amperes
- 25 micro-amperes
Q22 | Standby losses are least in case of
- Steam power plant
- Nuclear power plant
- Diesel engine power plant
- Hydro-electric power plant
- Gas turbine power plant
Q23 | Approximately how many kg of air are required for the combustion of one kg of diesel oil?
- 5 kg
- 35 kg
- 25 kg
- 15 kg
- 1 kg
Q24 | Which of the following variety of coal will have highest ash content
- Bengal coal
- Bituminous coal
- Grade I steam coal
- Lignite
- Coking coal
Q25 | Highly skilled manpower is needed for the maintendance of which of the following power plants?
- Nuclear power plant
- Gas turbine power plant
- Hydro-electric power plant
- Steam power plant
- Diesel engine power plant