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Measurement and Instrumentation

Measurement and Instrumentation
On a simple ohmmeter, the 0 Ω mark is _______ of the scale.

Far right
In the middle
None of the listed here
Far left

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Measurement and Instrumentation
A mulliammeter can be used as

Frequency meter
Wattmeter
Voltmeter and ammeter
Ohmmeter

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Measurement and Instrumentation
In figure Z1 = 200∠60° ohm. Z2 = 400∠-90° ohm, Z3 = 300∠0° ohm. Then Z4 for bridge to be balanced is

 300∠90° ohm.
 600∠-150° ohm.
 400∠-90° ohm.
 150∠30° ohm.

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Measurement and Instrumentation
Following is a 16-bit register for 8085 microprocessor

 Register C
 Register B
 Stack pointer
 Accumulator

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Measurement and Instrumentation
The expected value of the voltage across a resistor is 80 V, and the measured value is 79 V. What is the percentage error and relative accuracy of the measurement ?

 1.25% & 98.25%
 1.5% & 99%
 1.5% & 98.75%
 1.25% & 98.75%

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Measurement and Instrumentation
The dynamometer principle can be used for

 ammeter only.
 ammeter, voltmeter and wattmeter.
 voltmeter only.
 wattmeter only.

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MORE MCQ ON Measurement and Instrumentation

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