There are 3 lamps 40 W, 100 W and 60 w :

There are 3 lamps 40 W, 100 W and 60 w. To realise the full rated power of the lamps they are to be connected in
(a) series only
(b) parallel only
(c) series-parallel
(d) series or parallel

Anurag Mishra Professor Asked on 1st February 2016 in Physics.
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    Answer: (b) parallel only 

    Anurag Mishra Professor Answered on 21st May 2016.
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