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Measurement and Instrumentation

Measurement and Instrumentation
Which of the following meters has a linear scale?

Hot wore meter
Moving coil meter
Thermocouple meter
Moving iron meter

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Measurement and Instrumentation
Magnetic deflection is inversely proportional to

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

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Measurement and Instrumentation
A dynamometer wattmeter can be used for

Both DC and AC
Any of the listed here
AC only
DC only

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Measurement and Instrumentation
The full-scale deflection current of an ammeter is 1 mA and its internal resistance is 100°hm. If this meter is to have full deflection at 5A, what is the value of the shunt resistance to be used?

49.99 Ohms
2 Ohms
1/49.99 ohms
1 Ohm

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Measurement and Instrumentation
The scale of hot wire ammeter is

  Non Linear.
 Absloute linear.
 Linear.
 Cramped.

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Measurement and Instrumentation
For measurement of inductance having high value, we should use

Maxwell wein bridge
Hay's bridge
Any of the listed here
Maxwell's bridge

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