The circuit below contains an ideal battery, four identical light bulbs, and a s

Question

The circuit below contains an ideal battery, four identical light bulbs, and a switch.  The switch is initially open.

(a) Rank the bulbs according to brightness, from brightest to dimmest, when the switch is open.

Give a complete ranking using only the bulb letters and the symbols '>' and '='. If any bulbs do not light, indicate this explicitly by setting the bulb letter equal to 0 in the ranking, for example A=B>X>Y=Z=0)

The circuit below contains an ideal battery, four identical light bulbs, and a switch. The switch is initially open. Rank the bulbs according to brightness, from brightest to dimmest, when the switch is open Give a complete ranking using only the bulb letters and the symbols '>' and '='. If any bulbs do not light, indicate this explicitly by setting the bulb letter equal to 0 in the ranking, for example A=B>X>Y=Z=0)

Explanation / Answer

A=B=D, C is off

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