Question

65. A circular plane sheet of radius 10 cm is placed in
a uniform electric field of 5 x 10NCmaking an
angle of 60° with the field. The electric flux through
the sheet is​

Answer 1

ANSWER

Here, r=10cm=0.1m,E=5×10  

5

NC  

−1

 

AS the angle between the pane sheet and the electric field is 60  

o

, angle made by the normal to the plane sheet and the electric field is  

θ=90  

o

−60  

o

=30  

o

 

ϕ  

E

​  

=EScosθ

=E×πr  

2

cosθ

=5×10  

5

×3.14×(0.1)  

2

cos30  

o

 

=1.36×10  

4

Nm  

2

C  

−1