Question

Magnetic lines of force can pass through:

• A. only magnetic substances
• B. only non-magnetic substances
• C. both (a) and (b)
• D. none of the above

Answer 1

The correct option is C

both (a) and (b)

Explanation of correct option:

1. Magnetic field lines of force can pass through magnetic as well as non-magnetic substances. it can pass through paper, air, etc.
2. It depends on the permeability of the substance whether is it permeable or nonpermeable.
3. If the substance is permeable the magnetic field lines will pass through it easily.
4. If the substance is not permeable the magnetic field lines will not pass through it.

So, the correct option is (c).