Magnetic Effects Of Current Question 22

Question: If a copper rod carries a direct current, the magnetic field associated with the current will be [CPMT 1984]

Options:

A) Only inside the rod

B) Only outside the rod

C) Both inside and outside the rod

D) Neither inside nor outside the rod

Show Answer

Answer:

Correct Answer: C

Solution:

Magnetic field lies inside as well as outside the solid current carrying conductor.