It is found that 10A current passes through a resistor of 10°hms. The resistor has 5% tolerance . The error in measurement of current can be as high as 5%. What is max error in measurement of power, calculated from measured value of I and the nominal value of resistor?

Measurement and Instrumentation
It is found that 10A current passes through a resistor of 10°hms. The resistor has 5% tolerance . The error in measurement of current can be as high as 5%. What is max error in measurement of power, calculated from measured value of I and the nominal value of resistor?

150W

50W

100W

200W

150W

50W

100W

200W

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Measurement and Instrumentation
A thermometer having first order dynamics is subjected to a sudden temperature change of 30oc to 150oc. If it has he time constant of 5 sec, what temperature will be indicated by after 5 sec?

150o.

30o.

63.25o.

105.6o.

150o.

30o.

63.25o.

105.6o.

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Measurement and Instrumentation
Most sensitive galvanometer is

Duddle galvanometer

Vibration galvanometer

Spot ballastic galvanometer

Elastic galvanometer

Duddle galvanometer

Vibration galvanometer

Spot ballastic galvanometer

Elastic galvanometer

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Measurement and Instrumentation
If an inductance L is connected in one arm of bridge and resistance R1, R2, R3 in other three arms

The bridge is balanced for some specified value of R1, R2, R3.

The bridge can be balanced.

The bridge can not be balanced.

The bridge is balanced for some specified value of frequency.

The bridge is balanced for some specified value of R1, R2, R3.

The bridge can be balanced.

The bridge can not be balanced.

The bridge is balanced for some specified value of frequency.

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Measurement and Instrumentation
A moving coil of a meter has 100 turns, and a length and depth of 10 mm and 20 mm respectively. It is postioned in a uniform radial flux density of 200 mT. The coil carries a current of 50 mA. The torque on the coil is

100 Nm.

1 Nm.

2 Nm.

200 Nm.

100 Nm.

1 Nm.

2 Nm.

200 Nm.

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Measurement and Instrumentation
The error of an instrument is normally given as a percentage of

Measured value

Mean value

Rms value

Full-scale value

Measured value

Mean value

Rms value

Full-scale value

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Measurement and Instrumentation

Measurement and Instrumentation A thermometer having first order dynamics is subjected to a sudden temperature change of 30oc to 150oc. If it has he time constant of 5 sec, what temperature will be indicated by after 5 sec?

Measurement and Instrumentation Most sensitive galvanometer is

Measurement and Instrumentation If an inductance L is connected in one arm of bridge and resistance R1, R2, R3 in other three arms

Measurement and Instrumentation A moving coil of a meter has 100 turns, and a length and depth of 10 mm and 20 mm respectively. It is postioned in a uniform radial flux density of 200 mT. The coil carries a current of 50 mA. The torque on the coil is

Measurement and Instrumentation The error of an instrument is normally given as a percentage of

Measurement and Instrumentation
A thermometer having first order dynamics is subjected to a sudden temperature change of 30oc to 150oc. If it has he time constant of 5 sec, what temperature will be indicated by after 5 sec?

Measurement and Instrumentation
Most sensitive galvanometer is

Measurement and Instrumentation
If an inductance L is connected in one arm of bridge and resistance R1, R2, R3 in other three arms

Measurement and Instrumentation
A moving coil of a meter has 100 turns, and a length and depth of 10 mm and 20 mm respectively. It is postioned in a uniform radial flux density of 200 mT. The coil carries a current of 50 mA. The torque on the coil is

Measurement and Instrumentation
The error of an instrument is normally given as a percentage of