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Measurement and Instrumentation
A 0 - 200 V voltmeter has a guaranteed accuracy of 1% of full scale reading. The voltage measured by this instrument is 50 V. What is the limiting error?
4%
3%
2%
5%
4%
3%
2%
5%
Answer
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Related Question
Measurement and Instrumentation
The material of the shunt should have _______ temperature co-efficient of resistance.
Negligible
Negative
Positive
None of the listed here
Negligible
Negative
Positive
None of the listed here
Answer
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Measurement and Instrumentation
The smallest change in measured variable to which instrument will respond is
precision.
accuracy.
sensitivity.
resolution.
precision.
accuracy.
sensitivity.
resolution.
Answer
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Measurement and Instrumentation
A CRO can display
AC signals
Time invariant signals
Both AC and DC signals
DC signals
AC signals
Time invariant signals
Both AC and DC signals
DC signals
Answer
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Measurement and Instrumentation
Resistance of a VARISTOR varies with
Both Voltage and Temperature
Voltage
Temperature
Current
Both Voltage and Temperature
Voltage
Temperature
Current
Answer
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Measurement and Instrumentation
In a moving iron meter, the deflecting torque is proportional to
Sine of the measurand
Current through the coil
Square of the current through the coil
Squareroot of the measurand
Sine of the measurand
Current through the coil
Square of the current through the coil
Squareroot of the measurand
Answer
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