Physics Inside an aeroplane, flying at a high altitude, the pressure is the same as that outside. normal atmospheric pressure is maintained by the use of air pumps. normal humidity and partial vacuum are maintained. the pressure inside is less than the pressure outside. the pressure is the same as that outside. normal atmospheric pressure is maintained by the use of air pumps. normal humidity and partial vacuum are maintained. the pressure inside is less than the pressure outside. ANSWER DOWNLOAD EXAMIANS APP
Physics A soap bubble shows colours when illuminated with white light. This is due to Polarisation Reflection Interference Diffraction Polarisation Reflection Interference Diffraction ANSWER DOWNLOAD EXAMIANS APP
Physics Light houses are places with powerful lights to : Guide and warn the ships coming from different directions in the ocean Guide and resolve traffic jams in crowded metro-cities during nights Guide and help large crowds at religious gathering during nights Indicate to the incoming warships, the location of a harbour during night Guide and warn the ships coming from different directions in the ocean Guide and resolve traffic jams in crowded metro-cities during nights Guide and help large crowds at religious gathering during nights Indicate to the incoming warships, the location of a harbour during night ANSWER DOWNLOAD EXAMIANS APP
Physics A rear-view mirror for driving is Plain Concave Inverted Convex Plain Concave Inverted Convex ANSWER DOWNLOAD EXAMIANS APP
Physics In quantum mechanics a particle is represented by a Wave None of these Wave packet Particle Wave None of these Wave packet Particle ANSWER DOWNLOAD EXAMIANS APP
Physics The instrument that measures and records the relative humidity of air is Lactometer Hygrometer Barometer Hydrometer Lactometer Hygrometer Barometer Hydrometer ANSWER DOWNLOAD EXAMIANS APP
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