Physics Sound travels at the fastest speed in vacuum air steel water vacuum air steel water ANSWER DOWNLOAD EXAMIANS APP
Physics Who measured the velocity of light first ? Einstein Romer Galileo Newton Einstein Romer Galileo Newton ANSWER DOWNLOAD EXAMIANS APP
Physics Holography is a technique of Recording a permanent three dimensional multicolour photograph Recording a permanent three dimensional black and white photograph Recording a permanent, sharp two diimensional black and white or multicolour photograph Recording a permanent three dimensional photograph of a given single colour or a multicolour Recording a permanent three dimensional multicolour photograph Recording a permanent three dimensional black and white photograph Recording a permanent, sharp two diimensional black and white or multicolour photograph Recording a permanent three dimensional photograph of a given single colour or a multicolour ANSWER DOWNLOAD EXAMIANS APP
Physics Parsec is the unit of Intensity of light Magnetic line Time Distance Intensity of light Magnetic line Time Distance ANSWER DOWNLOAD EXAMIANS APP
Physics The base of an electric iron is brightly polished mainly To make it more durable To reduce heat loss by radiation To make it rust-proof To make it smooth and frictionless To make it more durable To reduce heat loss by radiation To make it rust-proof To make it smooth and frictionless ANSWER DOWNLOAD EXAMIANS APP
Physics Which is best used as a sound absorbing material in partition walls ? Stone chips Glass pieces Glass - wool Steel Stone chips Glass pieces Glass - wool Steel ANSWER DOWNLOAD EXAMIANS APP
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