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Six similar bulbs are connected as shown in the figure with a DC source of emf E and zero internal resistance. 

The ratio of power consumption by the bulbs when (i) all are glowing and (ii) in the situation when two from section A and one from section B are glowing, will be :

(1) 4 : 9 

(2) 9 : 4 

(3) 1 : 2 

(4) 2 : 1

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