1. A freely suspended magnet always aligns itself along the   East South Axis   West South Axis   North South Axis   East West Axis   Hint Half-n-half Clue   2. What type of lens is a magnifying glass?   Plano-Concave   Convex   Plane Glass   Concave   Half-n-half Clue   3. By which of the following methods does heat transfer not take place?   Radiation   Conduction   Refraction   Convection   Half-n-half Clue   4. The wire of an electric bulb is known as the   Heating Element   Radiator   Luminous Wire   Filament   Half-n-half Clue   5. The high pitched cries of a bat are above human hearing.   True   False   6. Which of the following is attracted by a magnet?   Glass   Leather   Sodium   Iron   Half-n-half Clue   7. What is the name of the point where light rays from infinity coverge after passing through a lens?   Focus   Center   Parabola   Infinity   Half-n-half Clue