Question

Two resistors when in series have an effective resistance of 25 Ω & when in parallel have an effective resistance of 4 Ω. Calculate the value of individual resistances.

• A. 2 Ω and 50 Ω
• B. 20 Ω and 5 Ω
• C. 15 Ω and 5 Ω
• D. 20 Ω and 5 Ω
• E. 15 Ω and 10 Ω

Answer 1

The correct option is B

20 Ω and 5 Ω