sngpl nts test questions 5-5-2014

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  • 8/10/2019 Sngpl Nts Test Questions 5-5-2014

    1/1

    1)

    Aero derivative turbine components

    Compressor, combustion, turbine,

    2)

    Fourier transform imposes __even__ parity for Fourier cosine

    3)

    Curl of vector is _____cross product of del with that vector__( 3 dimensional)

    4)

    Current flowing into +ive terminal of battery, power is being ___adsorbed___

    5)

    Diversity factor is ____sum of individual maximum demands/ maximum demand of system =>1

    6)

    Voltage above 230kv are ____transmission line extra high voltages

    7)

    Load factor is _____avg load/ maximum load in specified time period < 1

    8)

    Commercial Digital to analog converter precision 6 bit to ____24 bits

    9)

    Voltage is difference in __pressure__ between two points

    10)

    Oscilloscope is __voltage__ measuring

    11)

    Difference between synchronous speed and _actual speed___ is called slip

    12)

    Transmission line voltage consider to be __132__ kv and above

    13)

    Delta service is less expensive because it has ___no ground wire__.

    14)

    CRO vertical volt/division and horizontal time/division

    15)

    Instrument for measuring ocular focus or refraction of eyes __retinoscope

    16)

    Faults in transmission line are __5% _symmetric

    17)

    Transformer designed to have _low__ leakage induction18)

    For the surface where surface charge density is zero, the normal component of _electrical flux

    density__ is continuous

    19)

    EMF is _line__ integral of non-conservational electric field generated by power source

    20)

    Electronic circuit with high gain and phase shift condition produces ___

    Oscillations

    /damping/resonance/fluctuations

    21)

    8086 data read/write from/to memory, first byte of data stored _even address__ can read

    entire word in one operation /code segment 0521H

    22)

    Fault caused by lightning and storm damage in power system called ___ line to ground fault

    23)

    Norton theorem application Req parallel with current source

    Thevenin theorem Req series with voltage source24)

    Superposition theorem

    25)

    Electric lines of force at right angle to its length tend to __move away from each other__

    26)

    Lower voltages such as 33kv and 66kv considered to be____ distribution voltages

    27)

    Possible boolean algebra functions of 2 boolean variables 6

    28)

    Squirrel cage constructed with prime number of bars to prevent current induced from imposing

    back to supply

    29)

    Lactometer tells fats/liquids in milk

    30)

    Resistivity depends upon ____ material

    31)

    Active device supply energy

    32)

    Clamping circuits add dc level equal to +ive -ive peak value to ac signal

    33)

    Diac is a _two terminal_4__ layer device

    34)

    The definite integral of dy/dx= cos (x) is