Physics Large transformers, when used for some time, become very hot and are cooled by circulating oil. The heating of the transformer is due to: Both the heating effect of current and hysteresis loss Intense sunlight at noon Hysteresis loss alone The heating effect of current alone Both the heating effect of current and hysteresis loss Intense sunlight at noon Hysteresis loss alone The heating effect of current alone ANSWER DOWNLOAD EXAMIANS APP
Physics The composition of electrician solder is Lead-37%, tin-63% Lead-37%, Steel-63% Steel-37%, copper-63% Iron-37%, tin-63% Lead-37%, tin-63% Lead-37%, Steel-63% Steel-37%, copper-63% Iron-37%, tin-63% ANSWER DOWNLOAD EXAMIANS APP
Physics Flywheel is an important part of a steam engine because it : Gives strength to the engine Accelerates the speed of the engine Helps the engine in keeping the speed uniform Decreases the moment of inertia Gives strength to the engine Accelerates the speed of the engine Helps the engine in keeping the speed uniform Decreases the moment of inertia ANSWER DOWNLOAD EXAMIANS APP
Physics Transition ions absorb light in : Visible region Infrared region Microwave region Ultraviolet region Visible region Infrared region Microwave region Ultraviolet region ANSWER DOWNLOAD EXAMIANS APP
Physics Heat is transmitted from higher temperature to lower temperature through the actual motion of the molecules in Convection Radiation Both conduction and convection Conduction Convection Radiation Both conduction and convection Conduction ANSWER DOWNLOAD EXAMIANS APP
Physics Intensity of sound at a point is ____ its distance from the source. directly proportional to square of inversely proportional to inversely proportional to square of directly proportional to directly proportional to square of inversely proportional to inversely proportional to square of directly proportional to ANSWER DOWNLOAD EXAMIANS APP
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