Physics Out of the following, which is not emitted by radioactive substance? Alpha particles Electromagnetic radiations Electrons Neutrons Alpha particles Electromagnetic radiations Electrons Neutrons ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following represents a relation for ''heat lost = heat gained'? Principle of vaporization Principle of calorimetry Principle of thermal equilibrium Principle of colors Principle of vaporization Principle of calorimetry Principle of thermal equilibrium Principle of colors ANSWER DOWNLOAD EXAMIANS APP
Physics When a person sitting on a swing stands up on the swing, the frequency of oscillation Does not change Decreases Increases Becomes infinite Does not change Decreases Increases Becomes infinite ANSWER DOWNLOAD EXAMIANS APP
Physics Bolometer is used to measure Wavelength Temperature Frequency Velocity Wavelength Temperature Frequency Velocity ANSWER DOWNLOAD EXAMIANS APP
Physics Heat is transmitted from higher temperature to lower temperature through the actual motion of the molecules in Radiation Both conduction and convection Conduction Convection Radiation Both conduction and convection Conduction Convection ANSWER DOWNLOAD EXAMIANS APP
Physics In order to make an electromagnet you need a Thin coated copper wire Dry cell batteries Iron nail All of these Thin coated copper wire Dry cell batteries Iron nail All of these ANSWER DOWNLOAD EXAMIANS APP