Problem: What is the resistance R in the figure?What is the emf of the battery in the figure?

FREE Expert Solution

a) 

V=IR

The Potential difference across the junction is the same.

3.0 A × R = (2.0 A × R) + (2.0 A × 10 Ω)

3R - 2R = 20 

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Problem Details

What is the resistance R in the figure?

What is the emf of the battery in the figure?