Question

The resultant of two resistances in series is 28 ohm if one of them is 17 ohm the resistance of second is

Answer 1

in series..

R=R1+R2....

here

R = TOTAL RESISTANCE

SO, R=28

R=R1+R2

28=17+R2

28-17=R2

11=R2

R2=11 OHM...