Physics Fibre optics work on the principle of Optical rotation Scattering of light Total internal absorption Total internal reflection Optical rotation Scattering of light Total internal absorption Total internal reflection 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, II and III I and II I and III II and III I, II and III I and II I and III II and III ANSWER DOWNLOAD EXAMIANS APP
Physics ________ states that internal energy is a function of state and the increase in internal energy is equal to the sum of the heat supplied to system and work done by the system. The coulomb's law First law of thermodynamics Hooke's Law Faraday's Law The coulomb's law First law of thermodynamics Hooke's Law Faraday's Law ANSWER DOWNLOAD EXAMIANS APP
Physics The wall of a dam is made thicker at the bottom than at the top because the pressure exerted by the water on the wall Increases with depth of the wall Depends on the thickness of the wall Depends on the area of the wall Increases with height of the wall Increases with depth of the wall Depends on the thickness of the wall Depends on the area of the wall Increases with height of the wall ANSWER DOWNLOAD EXAMIANS APP
Physics The splitting of different colours of light in a prism is : Reflection of light Diffraction of light Refraction of light Disperson of light Reflection of light Diffraction of light Refraction of light Disperson of light ANSWER DOWNLOAD EXAMIANS APP
Physics A boy is swinging a ball attached to a string in a horizontal circle. If the string snaps The ball will travel towards the center of the circle and fall down It will fall down at the same place where the string breaks It will continue to travel along a tangent to the circle at the point the ball was at the time of snapping and finally fall down None of these The ball will travel towards the center of the circle and fall down It will fall down at the same place where the string breaks It will continue to travel along a tangent to the circle at the point the ball was at the time of snapping and finally fall down None of these ANSWER DOWNLOAD EXAMIANS APP
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