SAMPLE QUESTIONS
1. Due to the earths magnetic field , charged cosmic ray particles
a) can never rach the poles
b) can never reach the equator
c) require less kinetic energy to reach the equator than the poles
d) require greater kinetic energy to reach the equator, than the poles
2. If a diamagnetic substance is brought near the north or the south pole of a bar magnet, it is
a) repelled by the both poles
b) repelled by the north pole and attracted by the south pole
c) attracted by the north pole and repelled by the south pole
d) attracted by both the poles