Physics In beta decay what is emitted Proton All of these Neutron Electron Proton All of these Neutron Electron ANSWER DOWNLOAD EXAMIANS APP
Physics When a ball is thrown vertically upwards, which of the following quantities remains constant during its motion? Acceleration Energy Displacement Velocity Acceleration Energy Displacement Velocity ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is the fastest communication channel? All are operating at nearly the same propagation speed Microwave Radio wave Optical fiber All are operating at nearly the same propagation speed Microwave Radio wave Optical fiber ANSWER DOWNLOAD EXAMIANS APP
Physics The metal used to make lightning conductors is Aluminium Copper Zinc Iron Aluminium Copper Zinc Iron ANSWER DOWNLOAD EXAMIANS APP
Physics The velocity of falling rain drops attains a terminal value because of Upward thrust due to air Viscous force exerted by air Surface tension Air current Upward thrust due to air Viscous force exerted by air Surface tension Air current ANSWER DOWNLOAD EXAMIANS APP
Physics Solar eclipse will take place when the sun is between the moon and the earth the earth is between the moon and the sun the moon is between the sun and the earth the moon does not lie on the line joining the sun and the earth the sun is between the moon and the earth the earth is between the moon and the sun the moon is between the sun and the earth the moon does not lie on the line joining the sun and the earth ANSWER DOWNLOAD EXAMIANS APP