ElectrostaticsHard
Question
Three charges q, 2q and 8q are to be placed on a 9 cm long straight line. Where the charges should be placed so that the potential energy of this system is minimum : -
Options
A.q charge between 2q and 8q charges and 3 cm from charge 2q
B.q charge between 2q and 8q charges and 5 cm from the charge 2q.
C.2q charge between q and 8q charges and 7cm from the charge q
D.2q charge between q and 8q charges and 9 cm from the charge q.
More Electrostatics Questions
Charge on electron was found by -...Three point charges 1C, 2C and 3C are placed at the corners of an equilateral triangle of side 1m. The work required to ...The amount of work done in joules in carrying a charge +q along the closed path PQRSP between the oppositely charged met...Two identical thin rings, each of radius R, are coaxially placed a distance R apart, If Q1 and Q2 are respectively the c...Which of following result gives correct relation between charge induced (q) and inducing charge (q0) : -...