Question

With rough work solve the problem connect 4and12in a circuit to get lowest resultant resistance?find the result resistance

Answer 1

Parallel combination

Rs = 1/R1 + 1/R2

= 1/4 + 1/12

= 3 + 1 / 12

= 4 ÷ 12

= 1 ÷ 3

= 0.33 approximately