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Measurement and Instrumentation

Measurement and Instrumentation
When checked with an ohm meter an open resistor reads

  infinite.
  low but not zero.
  zero.
  high but within tolerance.

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Measurement and Instrumentation
Symmetric errors are

Instrument errors
Observational errors
Environment errors
All of the listed here

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Measurement and Instrumentation
Piezoelectronic accelerometer

 Should use a monitoring source at low input impedance.
 Should be used for low frequency.
 Should be used for high frequencies above 100 Hz.
 Has a low natural frequency.

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Measurement and Instrumentation
The chemical effect of current is used in

None of these
C. ammeter hour meter
C. energy meter
C. ammeter

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Measurement and Instrumentation
Schering bridge is used to measure which of the following?

 Resistance.
 Inductance.
 Frequency.
  Capacitance.

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Measurement and Instrumentation
A resistor of 10kΩhms with 5% tolerance is connected in parallel with a 5kΩhms resistor of 10% tolerance. What is the tolerance limit for the parallel network?

6.67%
10%
8.33%
5%

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