Physics Ozone layer in the outer atmosphere helps us in Absorbing cosmic ray particles Regulating the temperature of atmosphere Reflecting radio waves and makes radio communication possible Absorbing UV radiations Absorbing cosmic ray particles Regulating the temperature of atmosphere Reflecting radio waves and makes radio communication possible Absorbing UV radiations ANSWER DOWNLOAD EXAMIANS APP
Physics Rainbow is produced when sunlight fall on drops of rain. Which of the following physical phenomena are responsible for this? I.Diffusion II.Refraction III.Internal reflection I and III I and II I, II and III II and III I and III I and II I, II and III II and III ANSWER DOWNLOAD EXAMIANS APP
Physics Which one of the following physical quantities has the same dimensions as that of Planck's constant? Potential energy Force Linear momentum Angular momentum Potential energy Force Linear momentum Angular momentum ANSWER DOWNLOAD EXAMIANS APP
Physics The unit of energy in MKS system is Erg Volt Joule Ohm Erg Volt Joule Ohm ANSWER DOWNLOAD EXAMIANS APP
Physics At boiling point of liquids, its Vapour pressure decreases Temperature remains constant Temperature increases Atmospheric pressure increases Vapour pressure decreases Temperature remains constant Temperature increases Atmospheric pressure increases ANSWER DOWNLOAD EXAMIANS APP
Physics In a optical fibre cable, the signal is propagated along the Cladding Inner Core Surface and cladding Both core and cladding Cladding Inner Core Surface and cladding Both core and cladding ANSWER DOWNLOAD EXAMIANS APP
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