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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