Current Electricity and Electrical InstrumentHard
Question
In which of the above cells, the potential difference between the terminals of a cell exceeds its emf.
Options
A.a
B.b
C.c
D.d
Solution
(a) V = E − ir , V < E (b) V = E + ir , V > E (C) V = E (D) V = E
Create a free account to view solution
View Solution FreeTopic: Current Electricity and Electrical Instrument·Practice all Current Electricity and Electrical Instrument questions
More Current Electricity and Electrical Instrument Questions
A 50 Ω bulb is in series with a room heater and the combination is connected across the mains. To get max. heater o...Two filaments of same length are connected first in series then in parallel. For the same amount of main current flowing...A potential gradient is created in the wire by a standared cell for the comparision of emf′s of two cells in a pot...A millimeter of range 10mA and resistance is joined in a circuit as shown. The meter gives full-scale deflection for cur...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...