Question

D. any arbitrary
28. 4 resistors of 10 Ohm each are connected in an electric circuit in series.
Their combined effect is equivalent (in Ohm) to:
A. 10
B. 20
C. 30
D. 50
nie drawn from an electric source working at a voltage​

Answer 1

Rs = Rs +Rs + Rs +Rs

Rs = 10+10+10+10

Rs= 40