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EEE :: Transmission and Distribution

Transmission and Distribution - Section-1
  1. By which of the following a bus-bar is rated?

    2. A.

     Current only
    B.

     Current and voltage
    C.

     Current, voltage and frequency
    D.

     Current, voltage, frequency and short time current

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  2. Which of the following equipment, for regulating the voltage in distribution feeder, will be most economical?

    3. A.

     Static condenser
    B.

     Synchronous condenser
    C.

     Tap changing transformer
    D.

     Booster transformer

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  3. The frequency of voltage generated, in case of generators, can be increased by

    4. A.

     Using reactors
    B.

     Increasing the load
    C.

     Adjusting the governor
    D.

     Reducing the terminal voltage

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  4. In aluminium conductors, steel core is provided to

    5. A.

     Compensate for skin effect
    B.

     Neutralise proximity effect
    C.

     Reduce line inductance
    D.

     Increase the tensile strength

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  5. Overhead system can be designed for operation up to

    6. A.

     11 kV
    B.

     33 kV
    C.

     66 kV
    D.

     400 kV

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  6. Pin type insulators are generally not used for voltages beyond

    7. A.

     1 kV
    B.

     11 kV
    C.

     22 kV
    D.

     33 kV

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  7. Which of the following is usually not the generating voltage?

    8. A.

     6.6 kV
    B.

     8.8 kV
    C.

     11 kV
    D.

     13.2 kV

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  8. When the interconnector between two stations has large reactance

    9. A.

     The transfer of power will take place with voltage fluctuation and noise
    B.

     The transfer of power will take place with least loss
    C.

     The stations will fall out of step because of large angular displacement between the stations
    D.

     None of the above

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  9. Distribution lines in India generally use

    10. A.

     Wooden poles
    B.

     R.C.C. poles
    C.

     Steel towers
    D.

     None of the above

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  10. A 3-phase 4-wire system is commonly used on

    11. A.

     Primary transmission
    B.

     Secondary transmission
    C.

     Primary distribution
    D.

     Secondary distribution

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