Electrostatics Question 198

Question: Two charges each equal to 2μC are 0.5m apart. If both of them exist inside vacuum, then the force between them is [CPMT 2001]

Options:

A) 1.89 N

B) 2.44 N

C) 0.144 N

D) 3.144 N

Show Answer

Answer:

Correct Answer: C

Solution:

By using F=9×109.Q2r2

therefore F=9×109.(2×106)2(0.5)2=0.144N



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