Verified Solution • 2025–26 Session moderate

QJEEM22Phfd38: JEE Main 2022 Physics - Class 12 JEEM22Phfd38 Solution: Two identical charged particles each having a mass 10 g and…

Two identical charged particles each having a mass 10 g and charge 2.0 ×\times 10 −- 7C are placed on a horizontal table with a separation of L between them such that they stay in limited equilibrium. If the coefficient of friction between each particle and the table is 0.25, find the value of L. [Use g = 10 ms −- 2]

Multiple Choice Options

  • A 12 cm
  • B 10 cm
  • C 8 cm
  • D 5 cm

Step-by-Step Verified Solution

According to given information:

kQ2L2{{k{Q^2}} \over {{L^2}}} = μ\mu mg

Putting the values, we get

L = 12 cm

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