Test Index

AP EAMCET Engineering 2012 Solved Paper

© examsnet.com

Question : 9

Total: 160

Two small spheres each having equal positive charge Q (Coulomb) on each are suspended by two insulating strings of equal length L (metre) from a rigid hook (shown in figure). The whole set up is taken into satellite where there is no gravity. The two balls are now held by electrostatic forces in horizontal position, the tension in each string is then

Q2
16πε0L2
Q2
8πε0L2
Q2
4πε0L2
Q2
2πε0L2

Go to Question:

Prev Question

Next Question