Physics Purpose of an optical filter is to Dispense light into component colours Transmit or absorb light of different colours Refract light of different colours Reflect lights of different colours Dispense light into component colours Transmit or absorb light of different colours Refract light of different colours Reflect lights of different colours ANSWER DOWNLOAD EXAMIANS APP
Physics Which measurement depends on gravitational force? Mass Height Weight All of these Mass Height Weight All of these ANSWER DOWNLOAD EXAMIANS APP
Physics The wavelength at which the peak of intensity of blackbody radiation occurs Increases with increase in temperature Does not follow any pattern as temperature changes Is the same at all temperatures Decreases with increase in temperature Increases with increase in temperature Does not follow any pattern as temperature changes Is the same at all temperatures Decreases with increase in temperature ANSWER DOWNLOAD EXAMIANS APP
Physics An object covers distance which is directly proportional to the square of the time. Its accelaration is Increasing Zero Decreasing Constant Increasing Zero Decreasing Constant ANSWER DOWNLOAD EXAMIANS APP
Physics In a filament type light bulb most of the electric power consumed appears as Ultra-violet rays Infra-red rays Fluorescent light Visible light Ultra-violet rays Infra-red rays Fluorescent light Visible light 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: 1 T 4 T 8 T 2 T 1 T 4 T 8 T 2 T ANSWER DOWNLOAD EXAMIANS APP