Physics If there is a circular hole in a metal plate, what happens to the radius of the hole when the plate is heated? Depends upon the metal Decreases Unchanged Increases Depends upon the metal Decreases Unchanged Increases ANSWER DOWNLOAD EXAMIANS APP
Physics Which alternative energy source is exhaustible? Wind energy Solar energy Geothermal energy Tidal energy Wind energy Solar energy Geothermal energy Tidal energy ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is preferred for accelerating electrons? Betatron Cyclotron Van de Graft Generator Synchrotron Betatron Cyclotron Van de Graft Generator Synchrotron ANSWER DOWNLOAD EXAMIANS APP
Physics A pilot has to release the bomb to hit a target Right above the target None of these Beyond the target Before the target Right above the target None of these Beyond the target Before the target ANSWER DOWNLOAD EXAMIANS APP
Physics Anemometer is an instrument meant for measuring ________ Temperature Velocity Wind speed Air masses Temperature Velocity Wind speed Air masses ANSWER DOWNLOAD EXAMIANS APP
Physics The scientist who first sent electromagnetic waves to distant places is Heinrich Hertz John Logie Baird James Clerk Maxwell Thomas Alva Edison Heinrich Hertz John Logie Baird James Clerk Maxwell Thomas Alva Edison ANSWER DOWNLOAD EXAMIANS APP