Physics What type of lens is used in a magnifying glass Convex None of these Concave Plano-concave Convex None of these Concave Plano-concave ANSWER DOWNLOAD EXAMIANS APP
Physics In spherical polar coordinates (l, q, a), q denotes the polar angle around z-axis and a denotes the azimuthal angle raised from x-axis . Then the y-component of P is given by Psinq cosa Pcosq sina Pcosq cosa Psinq sina Psinq cosa Pcosq sina Pcosq cosa Psinq sina ANSWER DOWNLOAD EXAMIANS APP
Physics Ozone layer in the outer atmosphere helps us in Absorbing cosmic ray particles Reflecting radio waves and makes radio communication possible Absorbing UV radiations Regulating the temperature of atmosphere Absorbing cosmic ray particles Reflecting radio waves and makes radio communication possible Absorbing UV radiations Regulating the temperature of atmosphere ANSWER DOWNLOAD EXAMIANS APP
Physics Inside an aeroplane, flying at a high altitude, the pressure inside is less than the pressure outside. normal humidity and partial vacuum are maintained. normal atmospheric pressure is maintained by the use of air pumps. the pressure is the same as that outside. the pressure inside is less than the pressure outside. normal humidity and partial vacuum are maintained. normal atmospheric pressure is maintained by the use of air pumps. the pressure is the same as that outside. ANSWER DOWNLOAD EXAMIANS APP
Physics Kirchoff's Voltage Law is known as Both Conservation Energy None of these Conservation of Charge Both Conservation Energy None of these Conservation of Charge ANSWER DOWNLOAD EXAMIANS APP
Physics Which one of the following is responsible for the working of Newton's colour disc experiment ? Principle of complementary colour Persistence of vision Formation of pure spectra Formation of impure spectra Principle of complementary colour Persistence of vision Formation of pure spectra Formation of impure spectra ANSWER DOWNLOAD EXAMIANS APP
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