Physics Which of the following is an insulator? Mercury Germanium Glass Carbon Mercury Germanium Glass Carbon ANSWER DOWNLOAD EXAMIANS APP
Physics When the Sun is near the horizon during the morning or evening, it appears reddish. The phenomenon that is responsible for this observation is Scattering of light Refraction of light Reflection of light Dispersion of light Scattering of light Refraction of light Reflection of light Dispersion of light ANSWER DOWNLOAD EXAMIANS APP
Physics On a clean glass plate a drop of water spreads to form a thin layer whereas a drop of mercury remains almost spherical because: cohesion of water is greater than its adhesion with glass. mercury is a metal. cohesion of mercury is greater than its adhesion with glass. density of mercury is greater than that of water. cohesion of water is greater than its adhesion with glass. mercury is a metal. cohesion of mercury is greater than its adhesion with glass. density of mercury is greater than that of water. ANSWER DOWNLOAD EXAMIANS APP
Physics Two waves, each of amplitude 1.5 mm and frequency 10 Hz, are travelling in opposite direction with a speed of 20 mm/s. The distance in mm between adjacent nodes is : 2 1 1.2 1.5 2 1 1.2 1.5 ANSWER DOWNLOAD EXAMIANS APP
Physics Who gave the Theory of Relativity? Albert Einstein Galileo Galilei Isaac Newton Archimedes Albert Einstein Galileo Galilei Isaac Newton Archimedes ANSWER DOWNLOAD EXAMIANS APP
Physics The wavelength at which the peak of intensity of blackbody radiation occurs Decreases with increase in temperature Increases with increase in temperature Is the same at all temperatures Does not follow any pattern as temperature changes Decreases with increase in temperature Increases with increase in temperature Is the same at all temperatures Does not follow any pattern as temperature changes ANSWER DOWNLOAD EXAMIANS APP