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 > lVIS > lIR LUV < lIR < lVIS LUV < lVIS < lIR LUV > lIR > lVIS LUV > lVIS > lIR LUV < lIR < lVIS LUV < lVIS < lIR ANSWER DOWNLOAD EXAMIANS APP
Physics The oil in the wick of an oil lamp rises up due to: Capillary action Low viscosity of oil Pressure difference Gravitational force Capillary action Low viscosity of oil Pressure difference Gravitational force ANSWER DOWNLOAD EXAMIANS APP
Physics Bolometer is used to measure Velocity Frequency Temperature Wavelength Velocity Frequency Temperature Wavelength ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following has got more heat capacity ? Iron piece Gold piece Water Benzene Iron piece Gold piece Water Benzene ANSWER DOWNLOAD EXAMIANS APP
Physics A man stands in a lift which accelerates upwards. The resultant reaction force on the floor of the lift is Zero Less than the weight of the man Greater than the weight of the man Same as the weight of the man Zero Less than the weight of the man Greater than the weight of the man Same as the weight of the man ANSWER DOWNLOAD EXAMIANS APP
Physics Why does the sea appear blue in colour? Reflection of the sun light from water surface Refraction of the sun light Scattering of the sunlight by water molecules Interference of the sun light from water surface Reflection of the sun light from water surface Refraction of the sun light Scattering of the sunlight by water molecules Interference of the sun light from water surface ANSWER DOWNLOAD EXAMIANS APP