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which is the vector quantity?
Radiocarbon dating technique is used to estimate the age of
Light from sun reaches us in approx
Metals are good conductors of electricity because
In which of the following pair, the physical quantities do not have identical dimension?
Point X is at a lower electrical potential than point Y. An electron between them on the line joining them will
When flying aeroplane at a high altitude
Light travels at the fastest speed in
Optical fibre works on the