Physics PYQ 205 of 288 · Electricity

Bulbs used in street lighting are connected in-

  1. ABoth in series and parallel order
  2. BIn parallel order
  3. CIn series order
  4. DMore than one of the above
  5. ENone of the above

BPSC TRE-3 (Jul 2024)

Show answer and explanation

Correct answer: (b) In parallel order

Explanation

Street lights are connected in parallel. Each bulb then gets the full supply voltage and works on its own: if one fails, the others stay lit.

In a series circuit, one broken bulb would put out all of them, and each bulb would get only part of the voltage.

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