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The force between two charges 0.06m apar...

The force between two charges 0.06m apart is 5N. If each charge is moved towards the other by 0.04 m, then the force between them will become

A

7 . 20 N

B

11 . 25 N

C

22 . 50 N

D

45 . 00 N

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The correct Answer is:
B
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DISHA PUBLICATION-ELECTRIC CHARGES AND FIELDS -Exercise - 1 Concept builder (Topicwise)
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  11. Force between two identical charges placed at a distance of r in vacu...

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  18. The electric field strength at a distance r from a charge q is E. Wha...

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