Answer:
(a) The circuit diagram to show the given connection is shown below
(1)
(b) Current drawn by 40 W lamp,
Current drawn by 60 W lamp,
Total electric current drawn from the electric
supply (1)
(c) Total energy consumed in one hour
= 60 x 1 + 40 x 1 = 100 Wh
= 0.1 kWh (1)
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