Physics A solid ball of metal has a spherical cavity inside it. When the ball is heated the volume of the cavity will Have its shape changed Decrease Increase Remain unaffected Have its shape changed Decrease Increase Remain unaffected ANSWER DOWNLOAD EXAMIANS APP
Physics In nuclear reactor, heavy water is used as Fuel Atomic smasher Moderator Coolant Fuel Atomic smasher Moderator Coolant ANSWER DOWNLOAD EXAMIANS APP
Physics Heat flows as a result of difference of ________ Density Volume Mass Temperature Density Volume Mass Temperature ANSWER DOWNLOAD EXAMIANS APP
Physics A white and smooth surface is Good absorber and good reflector of heat Good absorber and bad reflector of heat Bad absorber and good reflector of heat Bad absorber and bad reflector of heat Good absorber and good reflector of heat Good absorber and bad reflector of heat Bad absorber and good reflector of heat Bad absorber and bad reflector of heat ANSWER DOWNLOAD EXAMIANS APP
Physics Due to temperature variation along a conductor, potential variation occurs along it. This phenomenon is known as Thomson effect Peltier effect Joule effect Seebeck effect Thomson effect Peltier effect Joule effect Seebeck effect ANSWER DOWNLOAD EXAMIANS APP
Physics In ________ motion of a body its velocity varies with time. Linear Uniform Equilibrium Non-uniform Linear Uniform Equilibrium Non-uniform ANSWER DOWNLOAD EXAMIANS APP