Physics Convex mirror is generally used in ________ Opthalmoscope Rear view mirror Solar cookers Reflector for head light Opthalmoscope Rear view mirror Solar cookers Reflector for head light ANSWER DOWNLOAD EXAMIANS APP
Physics Copper wires are generally used for electrical power transmission instead of iron wire because : Copper is a better conductor of electricity than iron Copper can take higher power than iron Copper is cheaper than iron Copper is lighter than iron Copper is a better conductor of electricity than iron Copper can take higher power than iron Copper is cheaper than iron Copper is lighter than iron ANSWER DOWNLOAD EXAMIANS APP
Physics Magnetic keepers are used to protect magnets from : Earth's magnetic field Demagnetization due to heating Self-demagnetization Effect of other magnets Earth's magnetic field Demagnetization due to heating Self-demagnetization Effect of other magnets ANSWER DOWNLOAD EXAMIANS APP
Physics Sound travels fastest in Air Glass Water Vacuum Air Glass Water Vacuum ANSWER DOWNLOAD EXAMIANS APP
Physics An electric fuse is based on All of these The magnetic effect of the current The heating effect of the current The chemical effect of the current All of these The magnetic effect of the current The heating effect of the current The chemical effect of the current ANSWER DOWNLOAD EXAMIANS APP
Physics Pieces of camphor placed on water move about rapidly. This is because of Capillarity Diffusion Viscosity Surface tension Capillarity Diffusion Viscosity Surface tension ANSWER DOWNLOAD EXAMIANS APP
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