Physics A soap bubble shows colours when illuminated with white light. This is due to Interference Polarisation Reflection Diffraction Interference Polarisation Reflection Diffraction ANSWER DOWNLOAD EXAMIANS APP
Physics Purpose of an optical filter is to Dispense light into component colours Refract light of different colours Reflect lights of different colours Transmit or absorb light of different colours Dispense light into component colours Refract light of different colours Reflect lights of different colours Transmit or absorb light of different colours ANSWER DOWNLOAD EXAMIANS APP
Physics What type of simple machine is an axe? The screw Lever Both A & B Wedge The screw Lever Both A & B Wedge ANSWER DOWNLOAD EXAMIANS APP
Physics Electric Motor converts ________ energy to mechanical energy Chemical Electrical Sound Mechanical Chemical Electrical Sound Mechanical ANSWER DOWNLOAD EXAMIANS APP
Physics Kilowatt-hour is the unit of : Power Force Momentum Energy Power Force Momentum Energy ANSWER DOWNLOAD EXAMIANS APP
Physics Water pipes in hilly areas often burst on a cold frosty night, because The material of which pipes are made contracts due to cold and so breaks Frost makes the pipes rusty, so they break Water in the pipes freezes and on freezing water expands, so pipes break None of these The material of which pipes are made contracts due to cold and so breaks Frost makes the pipes rusty, so they break Water in the pipes freezes and on freezing water expands, so pipes break None of these ANSWER DOWNLOAD EXAMIANS APP
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