Physics If there is a circular hole in a metal plate, what happens to the radius of the hole when the plate is heated? Decreases Depends upon the metal Unchanged Increases Decreases Depends upon the metal Unchanged Increases ANSWER DOWNLOAD EXAMIANS APP
Physics In a photocell light energy is converted into Heat energy Chemical energy Electrical energy Potential energy Heat energy Chemical energy Electrical energy Potential energy ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following colour of light deviates least through the prism? Red Violet Green Yellow Red Violet Green Yellow ANSWER DOWNLOAD EXAMIANS APP
Physics The basic reason for the extraordinary sparkle of suitably cut diamond is that It has well defined cleavage planes It has a very high transparency It has a very high refractive index It is very hard It has well defined cleavage planes It has a very high transparency It has a very high refractive index It is very hard ANSWER DOWNLOAD EXAMIANS APP
Physics A solid ball of metal has a spherical cavity inside it. When the ball is heated the volume of the cavity will Decrease Increase Have its shape changed Remain unaffected Decrease Increase Have its shape changed Remain unaffected ANSWER DOWNLOAD EXAMIANS APP
Physics Out of the following pairs, choose the pair in which the physical quantities do not have identical dimension? Force and rate of change of linear momentum Pressure and Young's modules Planck's constant and Angular momentum Impulse and moment of force Force and rate of change of linear momentum Pressure and Young's modules Planck's constant and Angular momentum Impulse and moment of force ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS