Current Electricity and Electrical InstrumentHard
Question
A group of N cells whose emf varies directly with the internal resistance as per the equation EN = 1.5 rN are connected as shown in the figure. The current I in the circuit is
Options
A.5.1 A
B.0.51 A
C.1.5 A
D.0.15 A
Topic: Current Electricity and Electrical Instrument·Practice all Current Electricity and Electrical Instrument questions
More Current Electricity and Electrical Instrument Questions
When a galvanometer is shunted with a 4Ω resistance, the deflection is reduced to one - fifth. If the galvanometer ...A battery of emf E0 = 12 V is connected across a 4m long uniform wire having resistance . The cells of small emfs e1 = 2...The radius of the circular loop is ′a′. Magnetic field is increasing at the constant rate α Magnetic fi...An electric power line having total resistance of $2\Omega$, delivers 1 kW of power of 250 V . The percentage efficiency...The equivalent resistance between A and B will be (in Ω)...