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Measurement and Instrumentation

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

 Stack pointer
 Register B
 Accumulator
 Register C

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Measurement and Instrumentation
The maximum percentage error in the sum of two voltage measurements when V1 = 100V ± 1% and V2 = 80V ± 5% is

 ± 2.8%
 ± 4%
 ± 3%
 ± 6%

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Measurement and Instrumentation
A moving coil permanent magnet instrument can be used as ______ by using a low resistance shunt.

Ammeter
Flux meter
Ballastic galvanometer
Voltmeter

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Measurement and Instrumentation
If an inductance is connected in one arm of the bridge and resistance is the remaining three arms

The bridge can be balanced if the resistance have some specific values
The bridge cannot be balanced
None of the listed here
The bridge can always be balanced

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Measurement and Instrumentation
To increase Q factor of a coil, the wire should be

 thin.
 thick.
 long.
 long and thin.

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Measurement and Instrumentation
For the AC bridge circuit shown in figure at balance the value of Rd will be

 (Rb/Rc).Ra.
 (Rc/Ra).Rb.
 (Ra/Rc).Rb.
 (Rc/Rb).Ra.

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