Physics Lightning heats the surrounding air to 30000 deg Cent 3000 deg Cent 300 deg Cent 300000 deg Cent 30000 deg Cent 3000 deg Cent 300 deg Cent 300000 deg Cent ANSWER DOWNLOAD EXAMIANS APP
Physics A sphere rolls down on two inclined planes of different angles but same height, it does so In the same time With the same speed In the same time with the same speed In the same time with the same kinetic energy In the same time With the same speed In the same time with the same speed In the same time with the same kinetic energy ANSWER DOWNLOAD EXAMIANS APP
Physics Rectifiers are used to convert: High voltage to low voltage Direct current to Alternating current Alternating current to Direct current Low voltage to high voltage High voltage to low voltage Direct current to Alternating current Alternating current to Direct current Low voltage to high voltage ANSWER DOWNLOAD EXAMIANS APP
Physics The speed of sound in air depends on Wavelength Frequency None of these Temperature Wavelength Frequency None of these Temperature ANSWER DOWNLOAD EXAMIANS APP
Physics Optical fibre works on which of the following principle of light? Total internal reflection Reflection Diffraction Refraction Total internal reflection Reflection Diffraction Refraction ANSWER DOWNLOAD EXAMIANS APP
Physics Find the acceleration (in m/s2) of a body which accelerates from 25 m/s to 30 m/s in 10 seconds 5.5 0.5 1 11 5.5 0.5 1 11 ANSWER DOWNLOAD EXAMIANS APP
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