Physics The cover of a solar cooker is made of glass because It retains the heat inside by the green house effect It reflects sun's rays It rediates heat better than metals It absorbs sun's rays It retains the heat inside by the green house effect It reflects sun's rays It rediates heat better than metals It absorbs sun's rays ANSWER DOWNLOAD EXAMIANS APP
Physics A voltaic cell converts chemical energy to Mechanical energy Light energy Electrical energy Heat energy Mechanical energy Light energy Electrical energy Heat energy ANSWER DOWNLOAD EXAMIANS APP
Physics A spherical ball made of steel when dropped in mercury container Will dissolve in mercury Will be partly immersed mercury Sink in mercury Will be on the surface of mercury Will dissolve in mercury Will be partly immersed mercury Sink in mercury Will be on the surface of mercury ANSWER DOWNLOAD EXAMIANS APP
Physics Heat stored in water vapour is Relative heat Absolute heat Latent heat Specific heat Relative heat Absolute heat Latent heat Specific heat ANSWER DOWNLOAD EXAMIANS APP
Physics According to the theory of relativity, which of the following always remains constant ? Time Velocity of light Space Length of an object Time Velocity of light Space Length of an object ANSWER DOWNLOAD EXAMIANS APP
Physics In a photocell light energy is converted into Heat energy Chemical energy Potential energy Electrical energy Heat energy Chemical energy Potential energy Electrical energy ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS