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?

100W

200W

50W

150W

100W

200W

50W

150W

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Measurement and Instrumentation
In the bridge given in the figure, the reading of the high impedance voltmeter is

- 3.33 V.

Zero.

6.66 V.

4.20 V.

- 3.33 V.

Zero.

6.66 V.

4.20 V.

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Measurement and Instrumentation
Assertion (A) : Precision is a necessary prerequisiteof accuracy. Reason (R) : Precision guarantees accuracy.

A is false bur R is true

Both A and R are true but R is NOT the correct explanation of A

Both A and R are true and R is the correct explanation of A

A is true but R is false

A is false bur R is true

Both A and R are true but R is NOT the correct explanation of A

Both A and R are true and R is the correct explanation of A

A is true but R is false

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Measurement and Instrumentation
Two voltmeters have the same range 0-400V. The internal impedance are 30,000 Ohms and 20,000 Ohms. If they are connected in series and 600V be applied across them, the readings are

One of the meters out of the range and other 100V

400V and 200V

360V and 240V

300V each

One of the meters out of the range and other 100V

400V and 200V

360V and 240V

300V each

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Measurement and Instrumentation
The scale of a rectifier instrument is

Linear

Either linear or non linear

None of the listed here

Non-linear

Linear

Either linear or non linear

None of the listed here

Non-linear

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Measurement and Instrumentation
Which of the following devices may be used for extending the range of instruments?

Shunt

Current transformers

All of the listed here

Potential transformers

Shunt

Current transformers

All of the listed here

Potential transformers

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Measurement and Instrumentation

Measurement and Instrumentation In the bridge given in the figure, the reading of the high impedance voltmeter is

Measurement and Instrumentation Assertion (A) : Precision is a necessary prerequisiteof accuracy. Reason (R) : Precision guarantees accuracy.

Measurement and Instrumentation Two voltmeters have the same range 0-400V. The internal impedance are 30,000 Ohms and 20,000 Ohms. If they are connected in series and 600V be applied across them, the readings are

Measurement and Instrumentation The scale of a rectifier instrument is

Measurement and Instrumentation Which of the following devices may be used for extending the range of instruments?

Measurement and Instrumentation
In the bridge given in the figure, the reading of the high impedance voltmeter is

Measurement and Instrumentation
Assertion (A) : Precision is a necessary prerequisiteof accuracy. Reason (R) : Precision guarantees accuracy.

Measurement and Instrumentation
Two voltmeters have the same range 0-400V. The internal impedance are 30,000 Ohms and 20,000 Ohms. If they are connected in series and 600V be applied across them, the readings are

Measurement and Instrumentation
The scale of a rectifier instrument is

Measurement and Instrumentation
Which of the following devices may be used for extending the range of instruments?