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Question

The diagram given below shows a circuit containing a bulb B, a voltmeter V and an ammeter A. The voltmeter reading is 5.6 volt and the ammeter reading is 7 ampere. Which of the following statements is incorrect for the given circuit diagram?

A
The resistivity of the bulb is 0.8 ohmmeter.
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B
The power of the bulb is 39.2 watt.
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C
The resistance of the circuit is 0.8 ohm.
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D
All the above
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Solution

The correct options are A The resistivity of the bulb is 0.8 ohm−meter. B The power of the bulb is 39.2 watt.

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