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A uniform electric feild of 100v/m is directed at 30 degrees with positive x- axis.potential difference Vb-Va if OA=2m and OB=4m is?

A uniform electric feild of 100v/m is directed at 30 degrees with positive x- axis.potential difference Vb-Va if OA=2m and OB=4m is?

Grade:12

1 Answers

Arun
25758 Points
4 years ago
Dear student
 
Electric field in vector form
E = 100 cos30 i + 100 sin 30 j
 
E = 50 sqrt(3) i + 50 j
 
A = ( – 2, 0)
B = (0, 4)
 
Now 
 
VBA  =  – integration of (50* sqrt(3) dx + 50 dy)
 
 = – 100(2 + sqrt(3))
 
 
Regards
Arun (askIITians forum expert)

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