Physics A metal plate with a circular hole at the centre is heated. What will happen to the area of the hole ? Remain constant Will increase first and then dcrease Dacrease Increase Remain constant Will increase first and then dcrease Dacrease Increase ANSWER DOWNLOAD EXAMIANS APP
Physics If the velocity-time graph of a particle is represented by y = mt + c, then the particle is moving with Constant acceleration Constant speed Constant velocity Varying acceleration Constant acceleration Constant speed Constant velocity Varying acceleration ANSWER DOWNLOAD EXAMIANS APP
Physics Due to temperature variation along a conductor, potential variation occurs along it. This phenomenon is known as Thomson effect Joule effect Seebeck effect Peltier effect Thomson effect Joule effect Seebeck effect Peltier effect ANSWER DOWNLOAD EXAMIANS APP
Physics Of the following natural phenomena, tell which one known in Sanskrit as 'deer's thirst'? Rainbow Mirage Halo Earthshine Rainbow Mirage Halo Earthshine ANSWER DOWNLOAD EXAMIANS APP
Physics When a piece of pure silicon is doped with aluminium, then The doped silicon piece will become p-type The doped silicon piece will become n-type The resistivity of the doped silicon piece will increase The conductivity of the doped silicon piece will remain the same The doped silicon piece will become p-type The doped silicon piece will become n-type The resistivity of the doped silicon piece will increase The conductivity of the doped silicon piece will remain the same ANSWER DOWNLOAD EXAMIANS APP
Physics Super conductors are substances that Conduct electricity at high temperature Conduct electricity at low temperature Offer high resistance to the flow of electric current Offer minimum resistance to flow of electric current Conduct electricity at high temperature Conduct electricity at low temperature Offer high resistance to the flow of electric current Offer minimum resistance to flow of electric current ANSWER DOWNLOAD EXAMIANS APP