A pendulum Bob of mass 80mg and carrying a charge of 2*10^-8 is at rest in a uniform horizontal electric field of 20kVm^-. Find the tension in the thread? Answer =8.8*10^-4. How???????
Preparing for JEE?
Kickstart your preparation with new improved study material - Books & Online Test Series for JEE 2014/ 2015
@ INR 4,950/-
For Quick Info
Find Posts by Topics