Question

A circuit is shown in the figure.

What is the current through 3 ohm resistance?
A. 0.5 A
B. 0.7 A
C. 1.0 A
D. 1.3 A​

Answer 1

Answer: 1.3A

here, formulae for equivalent resistance were used.

for series, Rs = R₁ + R₂ + .....

for parallel, Rp = (R₁ ⁻¹ + R₂⁻¹ + .....)⁻¹