Physics Conversion of sound energy into electrical energy is done by Loudspeaker Microphone Solar cell Gramophone Loudspeaker Microphone Solar cell Gramophone ANSWER DOWNLOAD EXAMIANS APP
Physics Find the maximum velocity for the overturn of a car moving on a circular track of radius 100 m. The co-efficient of friction between the road and tyre is 0.2 0.14 m/s 140 m/s 14 m/s 1.4 km/s 0.14 m/s 140 m/s 14 m/s 1.4 km/s ANSWER DOWNLOAD EXAMIANS APP
Physics The term ''equinox' means When the day and night are of equal duration The axis of the Earth around which it rotates The time when the Sun seems to be going round and round in the sky in the Arctic but does not go below the horizon The path which the Earthtakes around the Sun When the day and night are of equal duration The axis of the Earth around which it rotates The time when the Sun seems to be going round and round in the sky in the Arctic but does not go below the horizon The path which the Earthtakes around the Sun ANSWER DOWNLOAD EXAMIANS APP
Physics If objects appear enlarged and inverted in a rear view mirror, then which type of mirror is used? Plane Concave Cylindrical Convex Plane Concave Cylindrical Convex ANSWER DOWNLOAD EXAMIANS APP
Physics In a diesel engine the high temperature needed to ignite the fuel is achieved by An electrical spark Using heat from exhaust The battery Compressing air in the cylinders An electrical spark Using heat from exhaust The battery Compressing air in the cylinders ANSWER DOWNLOAD EXAMIANS APP
Physics A potentiometer wire is 100 cm long and a constant potential difference is maintained across it. Two cells are connected in series first to support one another and then in opposite direction. The balance points are obtained at 50 cm and 10 cm from the positive end of the wire in the two cases. The ratio of the emf's is : 0.12777777777778 0.21111111111111 0.12638888888889 0.20902777777778 0.12777777777778 0.21111111111111 0.12638888888889 0.20902777777778 ANSWER DOWNLOAD EXAMIANS APP
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