Physics The type of mirror used in automobiles to see the traffic on the rear side is Concave Plane Plano-Convex Convex Concave Plane Plano-Convex Convex ANSWER DOWNLOAD EXAMIANS APP
Physics Two rods, one of copper and other of steel, experience the same upthrust when placed in water.Thus, both have Equal volume Equal mass Equal density Equal weight Equal volume Equal mass Equal density Equal weight ANSWER DOWNLOAD EXAMIANS APP
Physics Among the following materials sound travels fastest in Steel Water Air Vacuum Steel Water Air Vacuum ANSWER DOWNLOAD EXAMIANS APP
Physics A thin oil film on a water surface appears coloured because of Diffraction Reflection Polarization Interference Diffraction Reflection Polarization Interference 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 Absorption of other colours except blue by water molecules Reflection of blue sky by sea water Scattering of blue light by water molecules Reflection of blue light by impurities in sea water Absorption of other colours except blue by water molecules Reflection of blue sky by sea water Scattering of blue light by water molecules ANSWER DOWNLOAD EXAMIANS APP
Physics When hot liquid is poured into a thick glass tumbler, it cracks because glass : Has high temperature coefficient of expansion Has a very low specific heat Has low temperature coefficient of expansion Is a bad conductor of heat so only inner surface expands Has high temperature coefficient of expansion Has a very low specific heat Has low temperature coefficient of expansion Is a bad conductor of heat so only inner surface expands ANSWER DOWNLOAD EXAMIANS APP
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