Current Electricity and Electrical InstrumentHard
Question
In figure a meter-bridge is shown in its balance position. If the resistance of the wire of meterbridge is 1.0 ohm/cm then find the value of unknown resistance X :-
Options
A.4.5 Ω
B.2Ω
C.6Ω
D.9Ω
Topic: Current Electricity and Electrical Instrument·Practice all Current Electricity and Electrical Instrument questions
More Current Electricity and Electrical Instrument Questions
The voltage of clouds is 4 × 106 volt with respect to round. In a lighting strike lasting 100msec, a charge of 4 co...A battery consists of a variable number 'n' of identical cells (having internal resistance 'r' each) whi...In a potentiometer, a standard cell of 1.1V is balanced through a length of 7.04m For calibration of ammeter the resista...In a circuit C = 2μF, L = 1mH and R = 10Ω are connected in series. When current in the circuit is maximum, at ...A battery of internal resistance 4W is connected to the network of resistance as shown. In the order that the maximum po...