Electrostatics Question 487

Question: A charged particle is suspended in equilibrium in a uniform vertical electric field of intensity 20000 V/m. If mass of the particle is 9.6×1016kg , the charge on it and excess number of electrons on the particle are respectively (g=10m/s2) [Pb. PMT 2003]

Options:

A) 4.8×1019C,3

B) 5.8×1019C,4

C) 3.8×1019C,2

D) 2.8×1019C,1

Show Answer

Answer:

Correct Answer: C

Solution:

Potential inside the conducting sphere is same as that of surface i.e. Q4πε0R



NCERT Chapter Video Solution

Dual Pane