Find the resistor R, in the circuit shown below. Show all working.
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Step 1: Determine the given data and requirement:
VIEWStep 2: Draw the simplified circuit:
VIEWStep 3: Calculate the potential difference between point 2 and 3:
VIEWStep 4: Calculate the current through 4 ohm resistor:
VIEWStep 5: Calculate the total current in the circuit:
VIEWStep 6: Calculate the potential difference across 2 ohm and R(x) :
VIEWStep 7: Calculate the current through 2 ohm resistor:
VIEWStep 8: Calculate the current through R(x) :
VIEWStep 9: Calculate the value of R(x) :
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