Current Electricity and Electrical InstrumentHard
Question
In the circuit shown the resistance of voltmeter is 10.000 ohm and that of ammeter 20 ohm. The ammeter reading is 0.10 Amp and voltmeter reading is 12 volt. Then R is equal to : -
Options
A.122 Ω
B.140 Ω
C.116 Ω
D.100 Ω
⇒ R = 100 ΩTopic: Current Electricity and Electrical Instrument·Practice all Current Electricity and Electrical Instrument questions
More Current Electricity and Electrical Instrument Questions
A square loop ABCD carrying a current i, is placed near and coplanar with a long straight conductor XYcarrying a current...In the circuit shown in figure, the 5Ω resistance develops 20.00 cal/s due tothe current flowing through it. The he...By increasing the temperature, the specific resistance of a conductor and a semiconductor...A galvanometer has resistance 36Ω. If a shunt of 4Ω is added with this, then fraction of current that passes t...Read the following statement carefully Y : The resistivity of semiconductor decreases with increase of temperature Z : I...