Physics Parsec is the unit of Intensity of light Distance Magnetic line Time Intensity of light Distance Magnetic line Time ANSWER DOWNLOAD EXAMIANS APP
Physics What is the reason for formation of Mirage in desert? Total internal reflection of light Reflection of light Both Refraction and Total internal reflection of light Refraction of light Total internal reflection of light Reflection of light Both Refraction and Total internal reflection of light Refraction of light ANSWER DOWNLOAD EXAMIANS APP
Physics Energy in reflected light : Becomes maximum for angle of incidence equal to 45° Increases with the increase in angle Decreases with the increase in angle of incidence Does not depends on the angle of incidence Becomes maximum for angle of incidence equal to 45° Increases with the increase in angle Decreases with the increase in angle of incidence Does not depends on the angle of incidence ANSWER DOWNLOAD EXAMIANS APP
Physics What is the force of attraction between any two bodies by virtue of their masses is called? Nuclear Force Centripetal Force Electromagnetic Force Gravitational Force Nuclear Force Centripetal Force Electromagnetic Force Gravitational Force ANSWER DOWNLOAD EXAMIANS APP
Physics The period of revolution of a certain planet in an orbit of radius R is T. Its period of revolution in an orbit of radius 4R will be: 4 T 2 T 8 T 1 T 4 T 2 T 8 T 1 T ANSWER DOWNLOAD EXAMIANS APP
Physics The period of revolution of a geostationary satellite is Changing continuously 365 days 24 hours 30 days Changing continuously 365 days 24 hours 30 days ANSWER DOWNLOAD EXAMIANS APP