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Q.1
Where is the suspension type of insulators mainly used?
RCC poles
Wooden poles.
Steel poles.
Steel towers
Q.2
The voltage across the various discs of a string of suspension insulator having identical discs is different due to
Surface leakage currents.
Series capacitance
Shunt capacitance to ground
Series and shunt capacitance.
Q.3
Flat plat collector absorbs
Directly radiation only
Diffuse radiation only
Direct and Diffuse both
None
Q.4
The main objective of energy management is to
Minimize energy cost
Minimum environmental effects
Maintain optimum energy procurement and utilization
All of these
Q.5
The capital cost of generating equipment, transmission system and distribution system comes under
Fixed capital
Running capital
Both fixed and running capital
None
Q.6
The Function of solar collectors to convert
Solar energy into electricity
Solar energy into radiations
Solar energy into thermal energy
None
Q.7
Turbines with how many propellers are used in order to avoid vibrations?
1
2
3
4
Q.8
Most widely used material of solar cell is
arsenic
cadmium
silicon
steel
Q.9
Annual depreciation as per straight line method, is calculated by
The capital cost divided by number of years of life
The capital cost minus the salvage value, is divided by the number Years of life
Investing a uniform sum of money per annum at stipulated rate of interest.
None
Q.10
What does WECS stands for?
Wind energy conversion system
Wind engine control system
Wind energy combined system
Wind engine comparison system
Q.11
What type of cross sections does wind turbine blades have?
Penta hedral cross section
Air foiled type cross section
Radar cross section
Turbo cross section
Q.12
In India the tariff for charging the consumers or the consumption of electricity is based on
straight meter rate
block meter rate
reverse form of block meter rate
two part tariff
Q.13
Annual depreciation cost calculated by
(a) sinking fund method
(b) straight method
(c) Both a & b
(d) estimates values
Q.14
Which of the following is not suitable to uses as peak plant?
Hydroelectric power plant
Gas power plant
Diesel elected plant
Nuclear power plant
Q.15
Which of the following is an essential requirement for a peak load plant
Capability of working continuously
Low operating cost
Capability of quick start
Economical and speedy repair
Q.16
Load factor during a period is
Average Load / Installed Capacity
Average Load / Maximum Load
Maximum Load / Average Load
Maximum Load / Installed Capacity
Q.17
The primary source of the energy are
coal,oil & Uranium
hydrogen, oxygen and water
wind, biomass and geothermal
none of the above
Q.18
Tunable probe is used for
Tuning the frequency of the EM Wave within the waveguide
Impedance matching
Exploring the EM wave within the waveguide
None of these
Q.19
The microwave device used to rotate the plane of polarization of the waveguide transmission line
Phase Shifter
Tee
Twist
None of these
Q.20
There is no restriction in the number of ports for circulators
True
False
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