With explanation please Friday Homework Problem [3 pt(s) The figure to the right

Question

With explanation please Friday Homework Problem [3 pt(s) The figure to the right shows two light bulbs in series with a battery bulb is shorted with a wire, what happens to the potential difference across bulb Select One of the Following: (a) The potential difference increases. (b) The potential difference decreases. (c) The potential difference stays the same. Friday Homework Problem 7.8 [3 pt(s) J Two light bulbs are connected in series. lf a third, possibly non-identical, bulb is added in series, what happens to the brightness of the original bulbs? Select One of the Following: (a) The bulbs get brighter. (b) The bulbs stay the same brightness. (c) The bulbs get dimmer. (d) It depends on the properties of the bulb added, so it can't be determined from the information given.

Explanation / Answer

7.7] The potential difference increases.

It is because earlier the potetntial difference across battery was shared between two bulbs, but not it is across one bulb i.e. bulb-2 only.

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