Current Electricity and Electrical InstrumentHard
Question
In potentiometer experiment when terminals of the cell is at distance of 52cm, then no current flows through it. When 5Ω shunt resistance is connected in it then balance length is at 40 cm. The internal resistance of the cell is :-
Options
A.5
B.
C.
D.1.5
Topic: Current Electricity and Electrical Instrument·Practice all Current Electricity and Electrical Instrument questions
More Current Electricity and Electrical Instrument Questions
A micro ammeter has a resistance of 100 and a full scale range of 50 . It can used as a voltmeter or a higher range amme...A storage battery is connected to a charger for charging with a voltage of 12.5 volte The internal resistance of the sto...If an ammeter is to be used in place of a voltmeter, then we must connect with the ammeter a...Two cells, each of e.m.f. E and internal resistance r, are connected in parallel across a resistor R. The power dissipat...In the potentiometer arrangement shown, the driving cell D has emf e and internal resistance r. The cell C, whose emf is...