Physics What is the minimum distance (in metres) required to hear an echo? 21 10 17 13 21 10 17 13 ANSWER DOWNLOAD EXAMIANS APP
Physics In the case of bodies falling under gravity which of the following remains constant at a given place? Potential energy Kinetic energy All listed here Acceleration Potential energy Kinetic energy All listed here Acceleration ANSWER DOWNLOAD EXAMIANS APP
Physics Which alternative energy source is exhaustible? Solar energy Geothermal energy Wind energy Tidal energy Solar energy Geothermal energy Wind energy Tidal energy ANSWER DOWNLOAD EXAMIANS APP
Physics Find the power of a convex lens if the image formed is at a distance of 25 cm from the lens when the object is placed on the other side of the lens at 12 cm from the optical centre? -4.33 diopters -12.33 diopters 12.33 diopters 4.33 diopters -4.33 diopters -12.33 diopters 12.33 diopters 4.33 diopters ANSWER DOWNLOAD EXAMIANS APP
Physics Where is a transistor most likely to be found ? Hearing aid Wrist watch Fuse Fluorescent lamp Hearing aid Wrist watch Fuse Fluorescent lamp ANSWER DOWNLOAD EXAMIANS APP
Physics The blue colour of water in the sea is due to Reflection of blue light by impurities in sea water Reflection of blue sky by sea water Absorption of other colours except blue by water molecules Scattering of blue light by water molecules Reflection of blue light by impurities in sea water Reflection of blue sky by sea water Absorption of other colours except blue by water molecules Scattering of blue light by water molecules ANSWER DOWNLOAD EXAMIANS APP
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