State the type of motion performed by smoke coming out of a chimney.
Hence, the type of motion performed by smoke coming out of a chimney is random motion.
Which of the following force is utilised in reducing air pollution by removing dust, soot and fly-ash particles from the smoke coming out of chimneys of factories ? (a) magnetic force (b) gravitational force (c) electostatic force (d) frictional force
State the type of motion taking place in the following: carpenter's saw, hands of a clock, smoke from the chimney and spinning top.