How is the (b) question different from the next and how to find the equivalent resistance for both.
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(a) Three are in parallel and one in series. Equivalent resistance is r/3+r=4r/3.
(b)Four resistances in parallel. Thus, equivalent is r/4.
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lakshmimaha683:
can u pls tell me which r in parallel and which in series and why
The ones from the middle point are in parallel
can u pl encircle it in the diagram and represent
Okay
See
okay.. so if in a circle all the lines r joining the boundary,then it becomes parallel if not, series right?
yes
thanks a lot
I've posted another que can u ans that
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