Physics The function of ball bearings in a wheel is : Just for convenience To increase friction To convert kinetic friction into rolling friction To convert static friction into kinetic friction Just for convenience To increase friction To convert kinetic friction into rolling friction To convert static friction into kinetic friction 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 < lVIS < lIR LUV > lIR > lVIS LUV < lIR < lVIS LUV > lVIS > lIR LUV < lVIS < lIR LUV > lIR > lVIS LUV < lIR < lVIS LUV > lVIS > lIR ANSWER DOWNLOAD EXAMIANS APP
Physics Depth of ocean is measured by Aerometer Fathometer Siesmometer Animometer Aerometer Fathometer Siesmometer Animometer ANSWER DOWNLOAD EXAMIANS APP
Physics The width of depletion layer of a P-N junction Is increased under reverse bias Is independent of applied voltage Decreases with light doping Increases with heavy doping Is increased under reverse bias Is independent of applied voltage Decreases with light doping Increases with heavy doping ANSWER DOWNLOAD EXAMIANS APP
Physics What is the fundamental unit of amount of a substance? Meter Kelvin Candela Mole Meter Kelvin Candela Mole ANSWER DOWNLOAD EXAMIANS APP
Physics Gamma rays have greatest similarity with U.V.-rays B-rays X-rays A-rays U.V.-rays B-rays X-rays A-rays ANSWER DOWNLOAD EXAMIANS APP