Physics Where does hydroelectric energy come from? All of these Air Solar Water All of these Air Solar Water ANSWER DOWNLOAD EXAMIANS APP
Physics A cup of hot coffee is placed on a metal table in a room. By which of the following methods does it lose heat? Convection and radiation only Conduction and convection only Conduction, convection and radiation Conduction and radiation only Convection and radiation only Conduction and convection only Conduction, convection and radiation Conduction and radiation only ANSWER DOWNLOAD EXAMIANS APP
Physics If the wavelengths corresponding to ultraviolet, visible and infrared radiations are given as lUV, lVIS and lIR respectively, then which of the following gives the correct relationship among these wavelengths? LUV > lIR > lVIS LUV < lIR < lVIS LUV < lVIS < lIR LUV > lVIS > lIR LUV > lIR > lVIS LUV < lIR < lVIS LUV < lVIS < lIR LUV > lVIS > lIR ANSWER DOWNLOAD EXAMIANS APP
Physics Metals are good conductors of electricity because: They have high melting point. The atoms are lightly packed. They contain free electrons. All of these They have high melting point. The atoms are lightly packed. They contain free electrons. All of these ANSWER DOWNLOAD EXAMIANS APP
Physics Burns caused by steam are much severe than those caused by boiling water because Steam is gas and engulfs the body quickly Steam pierces through the pores of body quickly Temperature of steam is higher Steam has latent heat Steam is gas and engulfs the body quickly Steam pierces through the pores of body quickly Temperature of steam is higher Steam has latent heat ANSWER DOWNLOAD EXAMIANS APP
Physics Erg cross Sec is the unit of Planck's constant Angular momentum Energy Linear Momentum Planck's constant Angular momentum Energy Linear Momentum ANSWER DOWNLOAD EXAMIANS APP
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