Magnetic Effects of Electric Current
|Earth's Magnetic Field |
MCQs, Q & A from CBSE Papers
Q1: The two poles in a magnet have
(a) equal pole strength.
(b) unequal pole strength.
(c) can be same or different
(d) None of these
Q2:A magnet AB is broken into two pieces. What is the polarity of A, B, C and D?