Physics The Law of Kepler is related with which among the following ? Law of Conservation of energy None Planetary Motion Law of Gravitation Law of Conservation of energy None Planetary Motion Law of Gravitation 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 : 0.12638888888889 0.20902777777778 0.12777777777778 0.21111111111111 0.12638888888889 0.20902777777778 0.12777777777778 0.21111111111111 ANSWER DOWNLOAD EXAMIANS APP
Physics Why does ice covered in sawdust not melt quickly ? Sawdust does not allow the air to touch the ice Sawdust is a bad conductor of heat Sawdust is good conductor of heat The water is absorbed by sawdust Sawdust does not allow the air to touch the ice Sawdust is a bad conductor of heat Sawdust is good conductor of heat The water is absorbed by sawdust ANSWER DOWNLOAD EXAMIANS APP
Physics Rectifiers are used to convert: Direct current to Alternating current Low voltage to high voltage High voltage to low voltage Alternating current to Direct current Direct current to Alternating current Low voltage to high voltage High voltage to low voltage Alternating current to Direct current ANSWER DOWNLOAD EXAMIANS APP
Physics In hydro power station, the motion produced in turbines is due to Flow of water Burning of coal Burning of diesel Production of steam Flow of water Burning of coal Burning of diesel Production of steam ANSWER DOWNLOAD EXAMIANS APP
Physics The speed of light in air is Infinity 3 × 108 m/s 3 × 10–8 m/s 8 × 103 m/s Infinity 3 × 108 m/s 3 × 10–8 m/s 8 × 103 m/s ANSWER DOWNLOAD EXAMIANS APP
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