AP EAMCET Medical 23 Apr 2019 Shift 2 Paper

A particle of mass 1 kg carrying a charge of 0.01 C is able to remain at rest on a rough inclined plane of inclination 30° when a uniform horizontal electric field of

490

√3

Vm−1 is applied. Coefficient of friction is
(Acceleration due to gravity = 9.8 ms−2)