Physics A boy is swinging a ball attached to a string in a horizontal circle. If the string snaps The ball will travel towards the center of the circle and fall down It will fall down at the same place where the string breaks It will continue to travel along a tangent to the circle at the point the ball was at the time of snapping and finally fall down None of these The ball will travel towards the center of the circle and fall down It will fall down at the same place where the string breaks It will continue to travel along a tangent to the circle at the point the ball was at the time of snapping and finally fall down None of these ANSWER DOWNLOAD EXAMIANS APP
Physics Which one of the following physical quantities has the same dimensions as that of Planck's constant? Linear momentum Potential energy Force Angular momentum Linear momentum Potential energy Force Angular momentum ANSWER DOWNLOAD EXAMIANS APP
Physics Which is best used as a sound absorbing material in partition walls ? Glass pieces Stone chips Steel Glass - wool Glass pieces Stone chips Steel Glass - wool ANSWER DOWNLOAD EXAMIANS APP
Physics A body of mass 5 kg accelerates from 12 m/s to 20 m/s in 4 seconds due to the application of a force on it. Calculate the magnitude of this force (in N). 80 40 20 10 80 40 20 10 ANSWER DOWNLOAD EXAMIANS APP
Physics The domain theory of magnetism applies to Aluminium Copper Cobalt Silver Aluminium Copper Cobalt Silver ANSWER DOWNLOAD EXAMIANS APP
Physics A radioactive substance does not undergo any change (in mass or charge) during Beta-emission Alpha-emission Gamma-emission Oxidation Beta-emission Alpha-emission Gamma-emission Oxidation ANSWER DOWNLOAD EXAMIANS APP