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Measurement and Instrumentation

Measurement and Instrumentation
Direct method is used to measure

Voltage
Temperature
Length
Pressure

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Measurement and Instrumentation
In a gravity controlled instrument, the deflection angle is proportional

Square of the measurand
Sine of the measurand
Measurand
Sine inverse of measurand

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Measurement and Instrumentation
A CRO can display

Both AC and DC signals
AC signals
DC signals
Time invariant signals

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Measurement and Instrumentation
Ratio of readings of two wattmeter connected to measure power in a balanced 3-phase load is 5:3 and the load is inductive. The power factor at load is

 0.917 lead.
 0.6 lead.
 0.917 lag.
 0.6 lag.

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Measurement and Instrumentation
Induction wattmeter can measure

None of the listed here
Both AC and DC
Ac power only
Dc power only

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Measurement and Instrumentation
Magnetic deflection is inversely proportional to

 (Voltage)-0.5.
 Voltage.
 (Voltage)1.5.
 (Voltage)2.

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MORE MCQ ON Measurement and Instrumentation

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