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This set of Energy Conversion Multiple Choice Questions & Answers (MCQs) focuses on Energy Conversion Set 5
Q1 | Sweet gas is free of
- crabon dioxide
- carbon monoxide
- nitrogen
- hydrogen sulphide
- None of the above
Q2 | Maximum horse power of a steam locomotive is
- 2500
- 5000
- 500
- 1500
- 100
Q3 | Pressure cables are used for
- Low power factors
- High current ratings
- High KVA
- High kW
- Higher voltages
Q4 | HRC fuses provide best protection against
- Short circuits
- Ligntning
- Sparking
- Fire
- All of the above
Q5 | The fact that a conductor carries more current on the surface as compared to core is known as
- skin effect
- corona
- permeability
- unsymmetrical fault
- None of the above
Q6 | Diesel engine fuels are rated by
- HUCR
- Cetane number
- Octane number
- Calorific value
- CFR number
Q7 | Which of the following area is preferred for solar thermal electric power plants?
- Mountain tops
- Hot arid zones
- Coastal areas
- High rainfall zones
- None of the above
Q8 | The wavelength of green colour is nearly
- 4000 A
- 5500 A
- 2500 A
- 1000 A
- 7500 A
Q9 | A module is a
- newly installed solar cell
- series - parallel arrangement of solar cells
- a series of solar cells when not used for power generation
- None of the above
- None of the above
Q10 | Lighite is
- pure carbon
- high calorific value coal
- low calorific value coal
- a vergetable origin liquid fuel
- None of the above
Q11 | The disadvantage of transmission lines as compared to cables is
- exposure to lightning
- exposure to atmospheric hazards likes smoke, ice, etc.
- inductive interference between power and communication circuits
- All of the above
- None of the above
Q12 | During storm the live conductor of public electric supply breaks of down and touches the earth. The consequence will be
- supply voltage will drop
- supply voltage will increase
- current will flow to earth
- no current will flow in the conductor
- None of the above
Q13 | Photovoltaic solar energy conversion system makes use of
- fuel cells
- solar cells
- solar ponds
- None of the above
- None of the above
Q14 | A photovoltaic cell converts
- heat energy into mechanical energy
- chemical energy into electrical energy
- solar energy into electrical energy
- electrical energy into chemical energy
- None of the above
Q15 | The average load factor of thermal power plants in India is
- 80 to 95%
- 50 to 60%
- 100%
- 20 to 30%
- 35 to 40%
Q16 | The bundling of conductors is done primarily to
- reduce reactance
- increase reactance
- increase radio interference
- reduce radio interference
- None of the above
Q17 | Excess air requirement is more in case of
- chain grate stokers
- pulverized fuel burning
- oil firing
- gas firing
- None of the above
Q18 | Which of the following is heavy oil?
- Gasoline
- Kerosene oil
- Diesel oil
- Bunker oil
- None of the above
Q19 | Hyperon has mass
- greater than that of a proton and less than that of a deuteron
- less than that of a proton and more than that of a deutron
- more than that of a proton as well as deutron
- less than that of a proton as well as deutron
- None of the above
Q20 | A ship is powered by
- Steam turbine
- Diesel turbine
- Steam turbines, diesel engines, hydraulic turbines or nuclear reactors
- Steam turbines, diesel engines hydraulic turbines
- Steam turbines or diesel engines
Q21 | A gas turbine works on
- Regenerative cycle
- Dual cycle
- Brayton cycle
- Rankine cycle
- Carnot cycle
Q22 | Maximum permissible span for wooden poles is
- 60 metres
- 160 metres
- 250 metres
- 500 metres
- None of the above
Q23 | Which of the following process is used for the production of alcohol?
- Distillation
- Destructive distillation
- Cracking
- Fermentation
- None of the above
Q24 | The effect of corona is
- increased energy loss
- increased reactance
- increased inductance
- increased susceptance
- None of the above
Q25 | Solvent refined coal has low percentage of
- ash
- sulphur
- impurities
- All of the above
- None of the above