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
A dielectric slab of thickness d is inserted in a parallel plates capacitor whose negative plate is at x = 0 and positve...The diagram shows three infinitely long uniform line charges placed on the X,Y and Z axis. The work done in moving a uni...A conducting sphere of radius 10cm is charged with 10μC. Ancher unchared spher of bradius 20 cm is allowed to toch ...A long cylindrical shell carries positive surface charge σin the upper half and negative surface charge −�...An infinite, uniformly charged sheet with surface charge density cuts through a spherical Gaussian surface of radius R a...