Physics What type of lens is used in a magnifying glass Plano-concave Concave None of these Convex Plano-concave Concave None of these Convex 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 Sound waves do not show the phenomenon of Refraction Diffraction Polarisation Interference Refraction Diffraction Polarisation Interference ANSWER DOWNLOAD EXAMIANS APP
Physics Thermal expansion of materials arises from Thermal vibrations Strong bonds Weak bonds Asymmetry of potential energy curve Thermal vibrations Strong bonds Weak bonds Asymmetry of potential energy curve ANSWER DOWNLOAD EXAMIANS APP
Physics Rain is falling vertically downwards. To a man running east-wards, the rain will appear to be coming from east southeast northeast west east southeast northeast west ANSWER DOWNLOAD EXAMIANS APP
Physics If the velocity of a body is halved its kinetic energy ________ Becomes 1/4 th Becomes half Is also doubled Become 4 times Becomes 1/4 th Becomes half Is also doubled Become 4 times ANSWER DOWNLOAD EXAMIANS APP
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