Physics Fibre optics work on the principle of Optical rotation Scattering of light Total internal reflection Total internal absorption Optical rotation Scattering of light Total internal reflection Total internal absorption ANSWER DOWNLOAD EXAMIANS APP
Physics A falling drop of rain water acquires the spherical shape due to Viscosity Gravitational force Surface Tension Atmospheric pressure Viscosity Gravitational force Surface Tension Atmospheric pressure ANSWER DOWNLOAD EXAMIANS APP
Physics The snow on the mountains does not melt all at once when it is heated by the sun because: It has a low specific heat capacity It becomes very hard It reflects most of the heat from the sun It has a high latent heat of fusion It has a low specific heat capacity It becomes very hard It reflects most of the heat from the sun It has a high latent heat of fusion ANSWER DOWNLOAD EXAMIANS APP
Physics The ''Greenhouse effect' is mainly due to increase in atmospheric Nitrogen Sulphur dioxide Carbon dioxide Ozone Nitrogen Sulphur dioxide Carbon dioxide Ozone ANSWER DOWNLOAD EXAMIANS APP
Physics Flywheel is an important part of a steam engine because it : Accelerates the speed of the engine Gives strength to the engine Decreases the moment of inertia Helps the engine in keeping the speed uniform Accelerates the speed of the engine Gives strength to the engine Decreases the moment of inertia Helps the engine in keeping the speed uniform ANSWER DOWNLOAD EXAMIANS APP
Physics Sound becomes hazardous noise pollution at decibels? Above 80 db Above 30 db Above 120 db Above 50 db Above 80 db Above 30 db Above 120 db Above 50 db ANSWER DOWNLOAD EXAMIANS APP
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