Electrostatics Question 742

Question: A surface has the area vector A=(2i^+3j^)m2. The flux of an electric field through it if the field is E=4i^Vm:

Options:

A) 8V-m

B) 12Vm

C) 20V-m

D) zero

Show Answer

Answer:

Correct Answer: A

Solution:

[a] ϕ=E.A=4i^.(2i^+3j^)=8Vm



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