All Batteries have the same EMF. (For each question refer to the above figures.)

Question

All Batteries have the same EMF. (For each question refer to the above figures.)

Which circuit has the greatest current? a)X   b) Y   c) Z   d) all have same current

Which circuit provides the most light? a) X    b) Y   c) Z   d) all provide an equal amount of light

Which circuit provides the least light? a) X    b) Y    c) Z    d) all provide an equal amount of light

In which circuit is the voltage across the effective resistance the greatest? a) X     b) Y    c) Z      d) all have

the same voltage.

Explanation / Answer

X has highest current because there only one bulb(less resistance) Which circuit provides the most light? z Which circuit provides the least light? y In which circuit is the voltage across the effective resistance the greatest? x

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