Physics What is the minimum distance (in metres) required to hear an echo? 10 21 17 13 10 21 17 13 ANSWER DOWNLOAD EXAMIANS APP
Physics Which one of the following processes is responsible for the glittering of air bubble rising through water? Total internal reflection of light Reflection of light Refraction of light Scattering of light Total internal reflection of light Reflection of light Refraction of light Scattering of light ANSWER DOWNLOAD EXAMIANS APP
Physics Which one of the following is the correct sequence of passage of light in a compound microscope? Condenser -Objective lens -Eye -piece -Body tube Objective lens -Condenser -Body tube -Eye piece Eyepiece -Objective lens -Body tube -Mirror Condenser -Objective lens -Body tube -Eyepiece Condenser -Objective lens -Eye -piece -Body tube Objective lens -Condenser -Body tube -Eye piece Eyepiece -Objective lens -Body tube -Mirror Condenser -Objective lens -Body tube -Eyepiece ANSWER DOWNLOAD EXAMIANS APP
Physics When an electric bulb breaks, there is an explosive sound. That is due to The chemical reaction between the gases inside the bulb None of these The compressed gases inside rushing out suddenly The air outside rushing in to fill the vacuum inside the bulb The chemical reaction between the gases inside the bulb None of these The compressed gases inside rushing out suddenly The air outside rushing in to fill the vacuum inside the bulb ANSWER DOWNLOAD EXAMIANS APP
Physics Tesla is a unit of magnetic : Moment Flux Induction Field Moment Flux Induction Field ANSWER DOWNLOAD EXAMIANS APP
Physics Why does bleeding occur through the nose in high mountainous regions ? The pressure at high altitudes is greater than that on the plains The pressure of blood in capillaries is greater than the outside pressure The blood pressure fluctuates and finally decreases drastically The blood pressure of a person increases at high altitudes The pressure at high altitudes is greater than that on the plains The pressure of blood in capillaries is greater than the outside pressure The blood pressure fluctuates and finally decreases drastically The blood pressure of a person increases at high altitudes ANSWER DOWNLOAD EXAMIANS APP