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This set of Energy Conversion Multiple Choice Questions & Answers (MCQs) focuses on Energy Conversion Set 6
Q1 | Grade of the coal is the same as
- ultimate analysis
- proximate analysis
- orsat analysis
- rank
- None of the above
Q2 | Winds caused by greater solar heating of the earth's surface near the equator than near the northern or southern poles, are known as
- local winds
- equatorial winds
- planetary winds
- trade winds
- None of the above
Q3 | One barrel is nearly
- 0.96 cubic metre
- 0.44 cubic metre
- 0.16 cubic metre
- 0.013 cubic metre
- None of the above
Q4 | Solid or liquid particles of microscopic size which are suspended in air or another gas from what is known as
- aerosol
- hyperon
- geognosy
- eluvium
- None of the above
Q5 | The live storage of coal in power plant means
- Purified coal
- Storage of coal sufficient to meet hour demand for the plant.
- Coal ready for combustion
- Coal in transit
- Preheated coal
Q6 | Under no load conditions the current in a transmission line is due to
- corona effects
- capacitance of the line
- back flow from earth
- spinning reserve
- None of the above
Q7 | The maximum number of generators in a power plant must be
- Two
- Odd
- One
- Even
- Three
Q8 | The area under the load curve represents
- System voltage
- Average demand
- Maximum demand
- Energy consumed
- Current
Q9 | All of the following are electrical mechanical storage systems EXCEPT
- pumped hydro system
- torsion bar system
- super conducting coils
- kinetic flywheels
- None of the above
Q10 | Thermal storage of energy is possible in the form of
- sensible heat
- latent heat
- chemical reaction
- Any of the above
- None of the above
Q11 | Out of the following which one is not a unconventional source of energy?
- Magneto hydrodynamic generator
- Nuclear energy
- Wind power
- Geothermal energy
- Tidal power
Q12 | In which of the following state manufacturing unit of M/S Bharat Heavy Electricals Ltd. Is not located?
- Rajasthan
- Karnataka
- Andhra Pardesh
- U.P.
- M.P.
Q13 | The value of an equipment at the end of its useful life is known as
- Useful value
- Obsolescence value
- Demand value
- Scrap value
- Replacement value
Q14 | The effect of electric shock on human body depends on
- voltage
- Current
- Duration of contact
- All of the above
- None of the above
Q15 | Which of the following will need the lower level of illumination?
- Green rooms
- Railway platform
- Auditoriums
- Hospital wards
- Display
Q16 | The calorific value of coal gas is expected to be around
- 1500 kcal/m3
- 500 kcal/m3
- 2500 kcal/m3
- 7500 kcal/m3
- 5000 kcal/m3
Q17 | A super-thermal power station has
- total generating capacity of over 2000 MW
- generating units running at above the critical steam
- steam generated at critical pressure
- unity power factor
- None of the above
Q18 | A jet aircraft is powered by
- Batteries
- Petrol engines
- Solar cells
- Gas turbine
- Diesel engines
Q19 | pF number refers to
- acidic/alkaline water
- energy with which water is held in the soil
- decomposition of molecules caused by the absorption of light
- smog produced by the action of sunlight on the pollutants
- None of the above
Q20 | All of the following plants are suitable for peak load EXCEPT
- Gas turbine plant
- Pumped storage plant
- Diesel engine plant
- Nuclear power plant
- All of the above
Q21 | One calorie is the same as
- 4.18 joules
- 4.11 watts
- 1 dyne
- 1 dyne-sec
- 1 watt
Q22 | Liquids lighter than water (such as petroleum oils) have API gravities numerically
- less than 1.0
- greater than 1.0
- greater than 10
- around 100
- None of the above
Q23 | Most of the thermal power plants in India are using
- bagasse as fuel
- lignite as fuel
- pulverized fuel
- peat as fuel
- None of the above
Q24 | The percentage of carbon in anthracite is generally
- more than 90%
- around 75%
- between 50% and 70%
- below 50%
- None of the above
Q25 | Wooden poles for supporting transmission lines are used for voltages upto
- 440 V
- 11 kV
- 22 kV
- 66 kV
- None of the above