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Author Question: The circuit below contains 5 identical light bulbs. The emf is 110 V. Which light bulb(s) is(are) brightest? (Read 82 times)

TVarnum

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Question 1

The circuit below contains 4 100-W light bulbs. The emf is 110 V. Which light bulb(s) is(are) brightest?



A

B

C

D

C and D


Question 2

The circuit below contains 5 identical light bulbs. The emf is 110 V. Which light bulb(s) is(are) brightest?



A: The one closest to the positive terminal of the battery.

A and C: The bulbs closest to the positive terminal of the battery.

A and B: Because they are closest to the terminals of the battery.

C and D: Because they receive current from A and B and from E.

E: Because the potential difference across E is that of the battery.


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Marked as best answer by TVarnum on Aug 6, 2020

jaaaaaaa

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TVarnum

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Reply 2 on: Aug 6, 2020
:D TYSM


amit

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Reply 3 on: Yesterday
Wow, this really help

 

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