Physics Energy per unit volume is dimensionally equal to Work Density Force Pressure Work Density Force Pressure ANSWER DOWNLOAD EXAMIANS APP
Physics A periscope works on the principle of Reflection Total internal reflection Diffraction Refraction Reflection Total internal reflection Diffraction Refraction ANSWER DOWNLOAD EXAMIANS APP
Physics Why are we able to hear short wave broadcasts better than long wave broadcasts ? Short waves are unaffected by atmospheric disturbances. By convention, short waves are meant for long distances, whereas long waves are reserved for short distances. Short waves are more energetic than long waves. Short wave broadcasts are made by nearby radio stations. Short waves are unaffected by atmospheric disturbances. By convention, short waves are meant for long distances, whereas long waves are reserved for short distances. Short waves are more energetic than long waves. Short wave broadcasts are made by nearby radio stations. ANSWER DOWNLOAD EXAMIANS APP
Physics Temperature of distant luminous bodies can be determined by Pyrometers Mercury thermometers Gas thermometers Colour thermometers Pyrometers Mercury thermometers Gas thermometers Colour thermometers ANSWER DOWNLOAD EXAMIANS APP
Physics It is difficult to cook rice Under a mine At the top of a mountain At the sea level Same anywhere Under a mine At the top of a mountain At the sea level Same anywhere ANSWER DOWNLOAD EXAMIANS APP
Physics A piece of ice is floating in water kept in a beaker. When all the ice melts the level of water will Rise First rise and then fall Fall Remain the same Rise First rise and then fall Fall Remain the same ANSWER DOWNLOAD EXAMIANS APP
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