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QUESTION

Assume: The battery is ideal (it has no internal resistance) and connecting wires have no resistance.

Assume: The battery is ideal (it has nointernal resistance) and connecting wires haveno resistance. Unlike most real bulbs, the resistance of the bulb in the questions belowdoes not change as the current through itchanges.A battery, a capacitor, a bulb, and a switchare in the circuit as shown below. The switchis initially open as shown in the diagram, andthe capacitor is uncharged.a) Which of the following correctly describeswhat happens to the bulb when the switch isclosed?1. None of these is correct.2. The bulb is dim and remains dim.3. The bulb is bright and remains bright.4. At first the bulb is dim and it gets brighterand brighter until the brightness levels off.5. At first the bulb is bright and it getsdimmer and dimmer until it goes off.b) Which of the following correctly describeswhat happens after the switch has remainedclosed for a long time?1. The potential difference across the capacitor is steady and much smaller than E.2. The bulb is permanently off.3. The current in the circuit is steady.4. The bulb continues is permanently on.5. None of these is correct.

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