ElectrostaticsHard
Question
An infinite long plate has surface charge density σ. As shown in the fig. a point charge q is moved from A to B. Net work done by electric field is:
Options
A.
(x1 − x2)
(x1 − x2)B. (x2 − x1)
(x2 − x1)C.
(x2 − x1)
(x2 − x1)D. (2π + r)
(2π + r)Solution
Wnet = 
; where 
= 
and 
= x1 î − x2ĵ . Wete = 
(x1 − x2)
; where = and = x1 î − x2ĵ . Wete = (x1 − x2)Create a free account to view solution
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