Calculate the electric field due to a surface charge of 20 units on a plate in air(in 1012 order)

Calculate the electric field due to a surface charge of 20 units on a

1.	Calculate the electric field due to a surface charge of 20 units on a plate in air(in 10¹² order)
A.	t2.19
B.	t1.12
C.	t9.21
D.	t2.91
Answer» C. t9.21