Physics Conversion of sound energy into electrical energy is done by Microphone Solar cell Gramophone Loudspeaker Microphone Solar cell Gramophone Loudspeaker ANSWER DOWNLOAD EXAMIANS APP
Physics Why does a cannon recoil after firing ? Conservation of energy Newton's first law of motion Backward thrust of gases produced Newton's third law of motion Conservation of energy Newton's first law of motion Backward thrust of gases produced Newton's third law of motion ANSWER DOWNLOAD EXAMIANS APP
Physics Electricity is transmitted over long distances It is fast There is less wastage of energy It is cheaper It is safer It is fast There is less wastage of energy It is cheaper It is safer ANSWER DOWNLOAD EXAMIANS APP
Physics An electric fuse is based on The magnetic effect of the current The chemical effect of the current The heating effect of the current All of these The magnetic effect of the current The chemical effect of the current The heating effect of the current All of these ANSWER DOWNLOAD EXAMIANS APP
Physics The earth is a Good reflector of heat Good absorber and good radiator of heat Bad absorber and bad radiator of heat Non-absorber of heat Good reflector of heat Good absorber and good radiator of heat Bad absorber and bad radiator of heat Non-absorber of heat ANSWER DOWNLOAD EXAMIANS APP
Physics The unit of magnetic permeability is Henry/meter Weber/meter Henry Weber Henry/meter Weber/meter Henry Weber ANSWER DOWNLOAD EXAMIANS APP
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