Physics A device used for converting a.c. into d.c. is called Induction coil Dynamo Transformer Rectifier Induction coil Dynamo Transformer Rectifier ANSWER DOWNLOAD EXAMIANS APP
Physics The optical phenomenon that is primarily responsible for the observation of rainbow on a rainy day is Interference Reflection Diffraction Dispersion Interference Reflection Diffraction Dispersion ANSWER DOWNLOAD EXAMIANS APP
Physics Tape recorder should not be kept near one of the following things : Radio Magnet Clock Electrical switchboard Radio Magnet Clock Electrical switchboard ANSWER DOWNLOAD EXAMIANS APP
Physics Danger signals are generally red as red light Gives comfort to eye Undergoes least deviation Has lowest velocity Is least bright Gives comfort to eye Undergoes least deviation Has lowest velocity Is least bright ANSWER DOWNLOAD EXAMIANS APP
Physics Ultra violet radiations of the Sun do not reach the earth because, earth's atmosphere is surrounded by Chlorine Ammonia Ozone Carbon dioxide Chlorine Ammonia Ozone Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Physics The unit of electrical power is Ampere Bolt Kilowatt hour Watt Ampere Bolt Kilowatt hour Watt ANSWER DOWNLOAD EXAMIANS APP