Physics A device used for converting a.c. into d.c. is called Dynamo Transformer Rectifier Induction coil Dynamo Transformer Rectifier Induction coil ANSWER DOWNLOAD EXAMIANS APP
Physics A cup of hot coffee is placed on a metal table in a room. By which of the following methods does it lose heat? Conduction, convection and radiation Conduction and radiation only Conduction and convection only Convection and radiation only Conduction, convection and radiation Conduction and radiation only Conduction and convection only Convection and radiation only ANSWER DOWNLOAD EXAMIANS APP
Physics Electromagnet is constructed with which of the following ? Steel Nickel Soft Iron Aluminium Steel Nickel Soft Iron Aluminium ANSWER DOWNLOAD EXAMIANS APP
Physics Heat energy is transferred by conduction whenever molecules All of these Collide each other Means of photons Particles replaces there places All of these Collide each other Means of photons Particles replaces there places ANSWER DOWNLOAD EXAMIANS APP
Physics Which color deviates highest when passing through a Prism Orange Green Indigo Violet Orange Green Indigo Violet ANSWER DOWNLOAD EXAMIANS APP
Physics Thermohaline circulation is mainly due to Winds causing circulation of ocean water Warm water being added to the ocean due to industial waste Warmer, less dense water sinking in the ocean and cold water replacing it Cold, dense ocean water sinking and warmer water replacing it Winds causing circulation of ocean water Warm water being added to the ocean due to industial waste Warmer, less dense water sinking in the ocean and cold water replacing it Cold, dense ocean water sinking and warmer water replacing it ANSWER DOWNLOAD EXAMIANS APP