MCQ
When does the current flow through the following circuit.
Image
  • A
    p. q should be closed and r is open
  • B
    р, q,r should be open
  • p, q, rshould be closed
  • D
    none of these

Answer

Correct option: C.
p, q, rshould be closed
(C)
The current will flow through the circuit if $p , q , r$ are closed or $p , q ^{\prime}, r$ are closed.
$\therefore \quad$ option (C) is the correct answer.

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