(Q.1) Diamond is an allotropic form of:
(Q.2) Who proposed the ‘Wave Theory’ of light?
(Q.3) If a bar magnet is broken into two pieces, then
one piece will have North Pole on both ends and other piece will have South Pole on both ends
only longer piece will behave as bar magnet
each piece will remain a magnet with North Pole at one end and South Pole at the other end
both pieces will lose their magnetism
(Q.4) Why does a corked bottle filled with water break when frozen
glass is a bad conductor of heat
the bottle contracts on freezing
volume of water decreases on freezing
volume of water increases on freezing
(Q.5) ________________ is a medication used to prevent and to treat malaria in areas where malaria is known to be sensitive to its effects
(Q.6) Wood is the primary raw material for the manufacture of:
(Q.7) Spondylitis is a disease that affects:
(Q.8) What is the maximum limit of sound intensity in decibel units beyond which a human being cannot hear?
(Q.9) The filament of an electric bulb is made up of which material?
(Q.10) What is the chemical name of laughing gas?