Current Electricity and Electrical InstrumentHard
Question
If i = 0.25 amp. in fig then value of R is : -
Options
A.48 Ω
B.12 Ω
C.120 Ω
D.42 Ω
Topic: Current Electricity and Electrical Instrument·Practice all Current Electricity and Electrical Instrument questions
More Current Electricity and Electrical Instrument Questions
The current density in a wire is 10 A/cm2 and the electric field in the wire is 5 V/cm. If ρ = resistivity of mater...A current of 4.8 Amp. is flowing through a conductor the number of electrons crossing a point in one second will be :-...A 25 cm long solenoid has radius 2 cm and 500 total number of turns. It carries a current of 15 A. If it isequivalent to...In the circuit shown below. The reading of the voltmeter V is : -...An inductance L having a resistance R is connected to an alternating source of angular frequency ω . The Qulity factor...