Physics Beta rays emitted by a radioactive material are Neutral particles The electrons orbiting around the nucleus Electromagnetic radiations Charged particles emitted by nucleus Neutral particles The electrons orbiting around the nucleus Electromagnetic radiations Charged particles emitted by nucleus ANSWER DOWNLOAD EXAMIANS APP
Physics Choose the most appropriate answer: In which atmospheric layer are the communication satellites located? Mesosphere Ionosphere Stratosphere Troposphere Mesosphere Ionosphere Stratosphere Troposphere ANSWER DOWNLOAD EXAMIANS APP
Physics One thousand microns is equal to 10-9m 10-12m 10-3m 10-6m 10-9m 10-12m 10-3m 10-6m ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following waves cannot be polarised? Ultrasonic Radio Ultra violet Infrared Ultrasonic Radio Ultra violet Infrared ANSWER DOWNLOAD EXAMIANS APP
Physics When an electric bulb breaks, there is an explosive sound. That is due to 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 The chemical reaction between the gases inside the bulb None of these The compressed gases inside rushing out suddenly ANSWER DOWNLOAD EXAMIANS APP
Physics A small gap is left at the joints of rails in a railway track to Avoid the tracks being distorted due to seasonal temperature variation Keep the rails equidistant Avoid the heating of tracks to high temperature Control the speed of train Avoid the tracks being distorted due to seasonal temperature variation Keep the rails equidistant Avoid the heating of tracks to high temperature Control the speed of train ANSWER DOWNLOAD EXAMIANS APP
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