NEET UG PHYSICS MCQ: ELECTRIC FIELDS AND CHARGES

1 Medium

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Application +4 | -1

Two small conducting spheres of equal radius have charges

+ 10\mu C

and

- 20\mu C

respectively and placed at a distance

R

from each other experience force

{F_1}

. If they are brought in contact and separated to the same distance, they experience force

{F_2}

. The ratio of

{F_1}

{F_2}

View answer and explanation

Correct option: B

- 8:1

Option B (

- 8:1

) is correct because the force is proportional to the product of the charges. After contact, the charges redistribute equally.

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