Question

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

• A. The resistivity of the bulb is $0.8ohm-meter.$
• B. The power of the bulb is $39.2watt.$
• C. The resistance of the circuit is $0.8ohm.$
• D. $Alltheabove$

Answer 1

Answer: (A), (B)

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