Physics A photo-electric cell converts Mechanical energy to electric energy Light energy to electrical energy Light energy to chemical energy Heat energy to mechanical energy Mechanical energy to electric energy Light energy to electrical energy Light energy to chemical energy Heat energy to mechanical energy ANSWER DOWNLOAD EXAMIANS APP
Physics Tungsten is used for the manufacture of the filament of an electric bulb, because It has a very high melting point It is a good conductor It is malleable It is economical It has a very high melting point It is a good conductor It is malleable It is economical ANSWER DOWNLOAD EXAMIANS APP
Physics The oil in the wick of an oil lamp rises up due to: Low viscosity of oil Gravitational force Capillary action Pressure difference Low viscosity of oil Gravitational force Capillary action Pressure difference ANSWER DOWNLOAD EXAMIANS APP
Physics One can distinguish a telescope from a microscope by observing Colour Size of the lens Length Length and size of the lens Colour Size of the lens Length Length and size of the lens ANSWER DOWNLOAD EXAMIANS APP
Physics The impurity atoms with which silicon should be doped to make p-type semiconductors are Antimony Phosphorus Boron Germanium Antimony Phosphorus Boron Germanium ANSWER DOWNLOAD EXAMIANS APP
Physics Alternating current is converted into direct current by a Rectifier Dynamo Oscillator Transformer Rectifier Dynamo Oscillator Transformer ANSWER DOWNLOAD EXAMIANS APP
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