Physics Planets do not twinkle because They emit light of a constant intensity Their distance from the earth does not change with time They are very far away from the earth resulting in decrease in intensity of light They are nearer to earth and hence we receive a greater amount of light. They emit light of a constant intensity Their distance from the earth does not change with time They are very far away from the earth resulting in decrease in intensity of light They are nearer to earth and hence we receive a greater amount of light. ANSWER DOWNLOAD EXAMIANS APP
Physics The earth is a Good reflector of heat Non-absorber of heat Bad absorber and bad radiator of heat Good absorber and good radiator of heat Good reflector of heat Non-absorber of heat Bad absorber and bad radiator of heat Good absorber and good radiator of heat ANSWER DOWNLOAD EXAMIANS APP
Physics A gap is left between two rails of a railway track to accommodate...... of the metal. Volume expansion Linear expansion Apparent expansion Areal expansion Volume expansion Linear expansion Apparent expansion Areal expansion ANSWER DOWNLOAD EXAMIANS APP
Physics For every action, there is an equal and opposite reaction, is Newton's Third law First law Second law Fourth law Third law First law Second law Fourth law 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 Peltier effect Seebeck effect Thomson effect Joule effect Peltier effect Seebeck effect ANSWER DOWNLOAD EXAMIANS APP
Physics Outside of cooking utensils are generally left black from below because It is difficult to clean daily. Black surface is a good absorber of heat. Black surface is a poor conductor of heat. Black surface is a good conductor of heat. It is difficult to clean daily. Black surface is a good absorber of heat. Black surface is a poor conductor of heat. Black surface is a good conductor of heat. ANSWER DOWNLOAD EXAMIANS APP
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