Physics A bomb at rest explodes into a large number of tiny fragments. The total momentum of all the fragments Depends on the speeds of various fragments Is infinity Is zero Depends on the total mass of all the fragments Depends on the speeds of various fragments Is infinity Is zero Depends on the total mass of all the fragments ANSWER DOWNLOAD EXAMIANS APP
Physics When a vehicle passes, TV reception gets distorted. This is because Metal reflects radiowaves Spark plug creates electromagnetic disturbances Modern vehicles use electroignition system Vehicle pollution affects the performance of the TV components Metal reflects radiowaves Spark plug creates electromagnetic disturbances Modern vehicles use electroignition system Vehicle pollution affects the performance of the TV components ANSWER DOWNLOAD EXAMIANS APP
Physics In the process of magnetisation of a bar Only the ends of the bar get magnetised The entire bulk of the bar gets magnetised Only the surface of the bar gets magnetised Only some parts of the outer layers of the bar get magnetised Only the ends of the bar get magnetised The entire bulk of the bar gets magnetised Only the surface of the bar gets magnetised Only some parts of the outer layers of the bar get magnetised ANSWER DOWNLOAD EXAMIANS APP
Physics Time of exposure required for taking photograph of an object depends upon the Brightness of the object Skill of photographer Proximity of object Size of the object Brightness of the object Skill of photographer Proximity of object Size of the object ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is not reversible? Joule effect Thomson effect Seebeck effect Peltier effect Joule effect Thomson effect Seebeck effect Peltier effect ANSWER DOWNLOAD EXAMIANS APP
Physics Who is known as the 'father of quantum theory'? Ernest Rutherford Max Planck Werner Heisenberg Albert Einstein Ernest Rutherford Max Planck Werner Heisenberg Albert Einstein ANSWER DOWNLOAD EXAMIANS APP