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ECE :: Measurements and Instrumentation

Measurements and Instrumentation - Section 1
Measurements and Instrumentation - Section 2
Measurements and Instrumentation - Section 3
Measurements and Instrumentation - Section 4
Measurements and Instrumentation - Section 5
Measurements and Instrumentation - Section 6
Measurements and Instrumentation - Section 7
Measurements and Instrumentation - Section 8
Measurements and Instrumentation - Section 9
Measurements and Instrumentation - Section 10
Measurements and Instrumentation - section-11
Measurements and Instrumentation - Section-12
  1. A megger is usually

    2. A.

     Moving iron type instrument
    B.

     Electro-static type instrument
    C.

     Hot-wire type instrument
    D.

     Moving coil type instrument

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  2. A megger is usually

    3. A.

     Moving iron type instrument
    B.

     Electro-static type instrument
    C.

     Hot-wire type instrument
    D.

     Moving coil type instrument

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  3. Ampere is one of the

    4. A.

     Supplementary units
    B.

     Derived units
    C.

     Base units
    D.

     Units used to measure charge

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  4. The internal resistance of an ammeter should be

    5. A.

     Very small
    B.

     Medium
    C.

     High
    D.

     Infinity

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  5. A rectifier type instrument is connected to 100VDC and is operated in the DC measuring module reads

    6. A.

     111V
    B.

     90V
    C.

     50V
    D.

     100V

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  6. An oscilloscope indicates

    7. A.

     Peak to peak value of voltage
    B.

     DC value of voltage
    C.

     RMS value
    D.

     Average value

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  7. Ryall crest voltmeter is used for measurement of

    8. A.

     AC voltage of any form
    B.

     Low frequency voltage
    C.

     High DC voltage
    D.

     High AC voltage

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  8. Direct method is used to measure

    9. A.

     Length
    B.

     Temperature
    C.

     Pressure
    D.

     Voltage

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  9. The resistance can be measured most accurately by

    10. A.

     Voltmeter-ammeter method
    B.

     Bridge method
    C.

     Multimeter
    D.

     Megger

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  10. In a ballistic galvanometer, the deflecting torque is proportional to

    11. A.

     The current through coil
    B.

     Square of current through coil
    C.

     Square-root of current through coil
    D.

     Sine of measured

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