Browse Questions

# Four bulbs $\;B_{1},B_{2},B_{3}\;$ and $\;B_{4}\;$ of 100 W each are connected to 220 V main as shown in the figure .The reading in an ideal ammeter will be :

$(a)\;0.45\;A\qquad(b)\;0.90\;A\qquad(c)\;1.35\;A\qquad(d)\;1.80\;A$