Physics Sound cannot pass through Water Air Steel Vacuum Water Air Steel Vacuum ANSWER DOWNLOAD EXAMIANS APP
Physics In which form is the supplied heat energy stored during change in temperature of substance? Potential energy Heat energy Both kinetic and potential energy Kinetic energy Potential energy Heat energy Both kinetic and potential energy Kinetic energy ANSWER DOWNLOAD EXAMIANS APP
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: The heating effect of current alone Intense sunlight at noon Hysteresis loss alone Both the heating effect of current and hysteresis loss The heating effect of current alone Intense sunlight at noon Hysteresis loss alone Both the heating effect of current and hysteresis loss ANSWER DOWNLOAD EXAMIANS APP
Physics 'Mirage' is an example of Refraction and total internal reflection of light Total internal reflection of light only Dispersion of light only Refraction of light only Refraction and total internal reflection of light Total internal reflection of light only Dispersion of light only Refraction of light only ANSWER DOWNLOAD EXAMIANS APP
Physics The temperature at which water boils depends mainly on Relative humidity Air Pressure Specific heat Density Relative humidity Air Pressure Specific heat Density ANSWER DOWNLOAD EXAMIANS APP
Physics It is dangerous to observe Solar eclipse with naked eyes because All radiations from sun initiate chemical reactions in eyes Cosmic rays reach eyes more during the eclipse Ultraviolet radiations from Sun burn our retina Infrared radiations from sun burn our retina All radiations from sun initiate chemical reactions in eyes Cosmic rays reach eyes more during the eclipse Ultraviolet radiations from Sun burn our retina Infrared radiations from sun burn our retina ANSWER DOWNLOAD EXAMIANS APP