Question

If the value of ⃗E =6 ^i +3 ^j +4 ^k , Find the electric flux through a surface area 20 unit lying in YZ-plane

Answer 1

Answer:

A=20cos45°i^+20sin45°j^=10√2i^+10√2j^

electric flux = E.A

=(6 ^i +3 ^j +4 ^k).(10√2i^+10√2j^)

=(60√2+30√2^j)

=