Physics, asked by bhattiatif8778, 29 days ago

A plastic rod whose length is 10 cm and whose radius is 9 mm carries a negative charge q of magnitude 4C spread uniformly over its surface. What is the electric field near the the midpoint of the rod at a point on its surface?

Answers

Answered by shubhamgariya660

0

Answer:

S=4πr

2

r=7 cm

S=4×

7

22

×49=616 cm

2

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