A moving coil ammeter has a uniform scale with 50 division and gives a full scale reading 10 A. The instrument can read up to (1/5)th of a scale division with a fair degree of certainty. What is the resolution of the instrument in mA?

Measurement and Instrumentation
A moving coil ammeter has a uniform scale with 50 division and gives a full scale reading 10 A. The instrument can read up to (1/5)th of a scale division with a fair degree of certainty. What is the resolution of the instrument in mA?

50 mA.

40 mA.

80 mA.

25 mA.

50 mA.

40 mA.

80 mA.

25 mA.

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Measurement and Instrumentation
A DC potentiometer is the best means available for the measurement of DC voltage because

It is based on null balance technique.

It is possible to standardize before a measurement is undertaken.

The precision in measurment is independent of the type of the defector used.

None of above.

It is based on null balance technique.

It is possible to standardize before a measurement is undertaken.

The precision in measurment is independent of the type of the defector used.

None of above.

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Measurement and Instrumentation
Which of the quantity consists of unit as Pascal ?

Impulse

Temperature

Pressure

Force

Impulse

Temperature

Pressure

Force

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Measurement and Instrumentation
Some wire- wound resistors have bifilar winding. This type of winding is used to

Reduce the inductance of winding

Double the power rating of the resistor

Increase the thermal stability

Reduce the tolerance

Reduce the inductance of winding

Double the power rating of the resistor

Increase the thermal stability

Reduce the tolerance

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Measurement and Instrumentation
The power factor of a single phase load can be calculated if the instruments available are

One voltmeter and one ammeter

One voltmeter, one ammeter and one wattmeter

One ammeter, one voltmeter and one energy meter

Any of the listed here

One voltmeter and one ammeter

One voltmeter, one ammeter and one wattmeter

One ammeter, one voltmeter and one energy meter

Any of the listed here

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Measurement and Instrumentation
The inductance of a certain moving iron ammeter is expressed as L = 2+5θ-θ2 µH. The control spring torque is 2 × 10-6 Nm/radian. Find the deflection in radians for a current of 2A.

1

2

4

5

1

2

4

5

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Measurement and Instrumentation

Measurement and Instrumentation A moving coil ammeter has a uniform scale with 50 division and gives a full scale reading 10 A. The instrument can read up to (1/5)th of a scale division with a fair degree of certainty. What is the resolution of the instrument in mA?

Measurement and Instrumentation A DC potentiometer is the best means available for the measurement of DC voltage because

Measurement and Instrumentation Which of the quantity consists of unit as Pascal ?

Measurement and Instrumentation Some wire- wound resistors have bifilar winding. This type of winding is used to

Measurement and Instrumentation The power factor of a single phase load can be calculated if the instruments available are

Measurement and Instrumentation The inductance of a certain moving iron ammeter is expressed as L = 2+5θ-θ2 µH. The control spring torque is 2 × 10-6 Nm/radian. Find the deflection in radians for a current of 2A.

Measurement and Instrumentation
A moving coil ammeter has a uniform scale with 50 division and gives a full scale reading 10 A. The instrument can read up to (1/5)th of a scale division with a fair degree of certainty. What is the resolution of the instrument in mA?

Measurement and Instrumentation
A DC potentiometer is the best means available for the measurement of DC voltage because

Measurement and Instrumentation
Which of the quantity consists of unit as Pascal ?

Measurement and Instrumentation
Some wire- wound resistors have bifilar winding. This type of winding is used to

Measurement and Instrumentation
The power factor of a single phase load can be calculated if the instruments available are

Measurement and Instrumentation
The inductance of a certain moving iron ammeter is expressed as L = 2+5θ-θ2 µH. The control spring torque is 2 × 10-6 Nm/radian. Find the deflection in radians for a current of 2A.