Physics Rainbow is produced when sunlight fall on drops of rain. Which of the following physical phenomena are responsible for this? I.Diffusion II.Refraction III.Internal reflection I and III I and II I, II and III II and III I and III I and II I, II and III II and III ANSWER DOWNLOAD EXAMIANS APP
Physics The weight of a body acts through the centre of Gravity Mass Buoyancy Both (A) and (B) Gravity Mass Buoyancy Both (A) and (B) ANSWER DOWNLOAD EXAMIANS APP
Physics We always see the same face of the moon, because It rotates at the same speed as the earth around the sun It is smaller than the earth It takes equal time for revolution around the earth and rotation on its own axis It revolves on its axis in adirection opposite to that ofthe earth It rotates at the same speed as the earth around the sun It is smaller than the earth It takes equal time for revolution around the earth and rotation on its own axis It revolves on its axis in adirection opposite to that ofthe earth ANSWER DOWNLOAD EXAMIANS APP
Physics Which of these is exhibiting kinetic energy? A space station orbiting Earth An archer with a flexed bow A person sitting on a couch while watching TV All of these A space station orbiting Earth An archer with a flexed bow A person sitting on a couch while watching TV All of these 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 Both the heating effect of current and hysteresis loss Hysteresis loss alone Intense sunlight at noon The heating effect of current alone Both the heating effect of current and hysteresis loss Hysteresis loss alone Intense sunlight at noon ANSWER DOWNLOAD EXAMIANS APP
Physics Hydraulic brakes work on the principle of Newton's law Bernoulli's theorem Pascal's law Thomson's law Newton's law Bernoulli's theorem Pascal's law Thomson's law ANSWER DOWNLOAD EXAMIANS APP