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Measurement and Instrumentation

Measurement and Instrumentation
The core flux in the CT of above question no.6, under the given operating conditions is

 225 mWb.
 1000 mWb.
 450 mWb.
 0.

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Measurement and Instrumentation
The form factor in AC is the ratio of

Rms value to peak value
Peak value to rms value
Rms value to average value
Peak value to average value

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Measurement and Instrumentation
In eddy current damping, disc or former is made of a material that is a

Non conductor but magnetic
Non conductor and non magnetic
Conductor but magnetic
Conductor but non magnetic

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Measurement and Instrumentation
The errors mainly caused by human mistakes are

 instrumental error.
 systematic error.
 observational error.
  gross error.

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Measurement and Instrumentation
If two 300V full scale voltmeters V1 and V2 having sensitivities of 100 kOhm/V and 150 kOhm/V are connected in series to measure 500V then

 V1 = 200V and V2 = 300V.
 V1 = 0V and V2 = 0V.
 V1 = 250V and V2 = 250V.
 V1 = 300V and V2 = 200V.

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Measurement and Instrumentation
A Lissajous pattern on an oscilloscope has 5 horinzontal tangencies and 2 vertical tangencies. The frequency of horizontal input is 100 Hz. The frequency of the vertical will be

 400 Hz.
 500 Hz.
 250 Hz.
 625 Hz.

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MORE MCQ ON Measurement and Instrumentation

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