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# In the circuit shown in Figure E, F, G and H are cells of emf 2, 1, 3, and 1 V, respectively. The resistance 2Ω,1Ω,3Ω, and 1Ω are their respective internal resistances. If the potential difference between G and H is 7x13V. Find x

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#### Applying KVL for loop ADBA: 2−1=I+2(I−I′)+2I or 5I−2I′=1....(1)for loop DCBD: 3−1=−I′−3I′+2(I−I′) or 2I−6I′=2....(2)Solving (1) and (2), we get I=5/13,I′=6/13Potential across the terminal of cell G is VG=3−3I′=3−(3×6/13)=21/13V

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Q1
In the circuit shown in Figure E, F, G and H are cells of emf 2, 1, 3, and 1 V, respectively. The resistance 2Ω,1Ω,3Ω, and 1Ω are their respective internal resistances. If the potential difference between G and H is 7x13V. Find x

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Q2
In the circuit shown E, F, G and H are cells of e.m.f. 2V, 1V, 3V and 1V respectively and their internal resistances are 2Ω, 1Ω, 3Ω and 1Ω respectively.

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Q3
In the circuit shown in figure, cells of emf 2,1,3 and 1 V, respectively and resistances 2 Ω,1 Ω,3 Ω and 1 Ω are their internal resistances respectively. The potential difference between D and B is given as n13 volts. Find n.

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Q4
In the circuit shown E,F,G and H are cells of e.m.f. 2V,1V,3V and 1V respectively and their resistances are 2Ω,1Ω,3Ω and 1Ω respectively. Then choose the correct alternative

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Q5
In the circuit shown in the figure, E,F,G and H are cells of emf 2, 1, 3 and 1 V respectively. The resistances 2, 1, 3 and 1 Ω are their respective internal resistances. Calculate
(a) the potential difference between B and D
(b) the potential differences across the terminals of each of the cells G and H.

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