solve S (switch) 8. Which of the following correctly ranks the bulbs in brightne

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S (switch) 8. Which of the following correctly ranks the bulbs in brightness? A. All bulbs are equally bright. B. 1 is brightest, 2 next brightest, 3 next brightest and 4 dimmest dimmest. C. 1 is brightest. 2 and 3 are equally bright, and each is dimmer than 1. 4 is or 4. D. 1 and 4 are equally bright. 2 and 3 are equally bright, and each is dimmer than 1 or 3. E. 2 and 3 are equally bright. 1 and 4 are equally bright, and each is dimmer than 2 than 4. F 1 is brightest, 4 is next brightest. 2 and 3 are equally bright, and each is dimmer J. None of these is correct. the bulbs?

Explanation / Answer

8) D...since in the parallel connection the current gets divided

9) D

10) D

11) A.. since the effective resistance in the circuit increases

12) A

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