Physics Who discovered X-ray Pierre Curie Wilhelm Rontgen Marie Curie Ernest Rutherford Pierre Curie Wilhelm Rontgen Marie Curie Ernest Rutherford ANSWER DOWNLOAD EXAMIANS APP
Physics The plastic material commonly used for making gear wheels is Polyesters Bakelit Nylons Polystyrene Polyesters Bakelit Nylons Polystyrene ANSWER DOWNLOAD EXAMIANS APP
Physics A boy sitting in an open car moving with the constant speed throws a ball straight up into the air. The ball falls Into his hand Behind him In front of him By his side Into his hand Behind him In front of him By his side ANSWER DOWNLOAD EXAMIANS APP
Physics The ''Greenhouse effect' is mainly due to increase in atmospheric Ozone Carbon dioxide Sulphur dioxide Nitrogen Ozone Carbon dioxide Sulphur dioxide Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Physics The frequency of direct current is ________ Zero 60 HZ 50 HZ 100 HZ Zero 60 HZ 50 HZ 100 HZ ANSWER DOWNLOAD EXAMIANS APP
Physics A device which is used to limit the current in an electrical circuit is called a Conductor Hub Grid Fuse Conductor Hub Grid Fuse ANSWER DOWNLOAD EXAMIANS APP