MHT CET 2022 Physics question

PhysicsElectric Charges and FieldsMHT CET 2022

Two point charges and are '' distance apart. If one of the charges is doubled and distance between them is halved, the magnitude of force becomes n times, where n is

Answer: (A)

Solution

By Coulomb's law . After doubling one charge and halving the distance:

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Question ID VK-093796