Physics Radio activity is due to Stable nucleus Unstable nucleus Stable electronic configu-ration Stable electronic configu-ration Stable nucleus Unstable nucleus Stable electronic configu-ration Stable electronic configu-ration ANSWER DOWNLOAD EXAMIANS APP
Physics Bending of light rays in denser medium is termed as: Reflection Refraction Deflection Dispersion Reflection Refraction Deflection Dispersion ANSWER DOWNLOAD EXAMIANS APP
Physics A metal plate with a circular hole at the centre is heated. What will happen to the area of the hole ? Increase Will increase first and then dcrease Remain constant Dacrease Increase Will increase first and then dcrease Remain constant Dacrease ANSWER DOWNLOAD EXAMIANS APP
Physics Why are we able to hear short wave broadcasts better than long wave broadcasts ? By convention, short waves are meant for long distances, whereas long waves are reserved for short distances. Short waves are more energetic than long waves. Short waves are unaffected by atmospheric disturbances. Short wave broadcasts are made by nearby radio stations. By convention, short waves are meant for long distances, whereas long waves are reserved for short distances. Short waves are more energetic than long waves. Short waves are unaffected by atmospheric disturbances. Short wave broadcasts are made by nearby radio stations. ANSWER DOWNLOAD EXAMIANS APP
Physics Who discovered X-ray Wilhelm Rontgen Pierre Curie Marie Curie Ernest Rutherford Wilhelm Rontgen Pierre Curie Marie Curie Ernest Rutherford ANSWER DOWNLOAD EXAMIANS APP
Physics Fibre optics work on the principle of Scattering of light Total internal reflection Optical rotation Total internal absorption Scattering of light Total internal reflection Optical rotation Total internal absorption ANSWER DOWNLOAD EXAMIANS APP
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