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CBSE Class 12-science Answered

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Asked by arushidabhade | 30 Jul, 2020, 10:34: PM
answered-by-expert Expert Answer
By Kirchhoff's law,
12-6-4I-2I =06=6I
I= 1A
VA - 6 - 4I = VB 
VA-VB = 6+4I = 6+4(1) = 10 V 
Answered by Shiwani Sawant | 31 Jul, 2020, 11:24: AM

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CBSE 12-science - Physics
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Three identical cells, each of emf 2 V and internal resistance 0.2 ohm are connected in series to an external resistor of 5.4 ohm. Calculate the current in the circuit.
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In given circuit the cells E1 and E2 have emfs 4 V and 8 V and the internal resistance 0.5 ohm and 10 ohm respectively. Calculate the current in each resistance.
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