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 In spherical polar coordinates (l, q, a), q denotes the polar angle around z-axis and a denotes the azimuthal angle raised from x-axis . Then the y-component of P is given by Pcosq cosa Psinq cosa Psinq sina Pcosq sina Pcosq cosa Psinq cosa Psinq sina Pcosq sina ANSWER DOWNLOAD EXAMIANS APP
Physics A drop of liquid assumes spherical shape because: A sphere has the least surface area for a given volume A sphere has the largest surface area for a given volume Inter molecular forces are weak in liquids Intermolecular forces are strong in liquids A sphere has the least surface area for a given volume A sphere has the largest surface area for a given volume Inter molecular forces are weak in liquids Intermolecular forces are strong in liquids ANSWER DOWNLOAD EXAMIANS APP
Physics The Laser is a beam of radiations which are Non-coherent and non-monochromatic Coherent and non-monochromatic Coherent and monochromatic Non-coherent and monochromatic Non-coherent and non-monochromatic Coherent and non-monochromatic Coherent and monochromatic Non-coherent and monochromatic ANSWER DOWNLOAD EXAMIANS APP
Physics Who enunciated the laws of planetary motion? Isaac Newton Nicolaus Copernicus Galileo Johannes Kepler Isaac Newton Nicolaus Copernicus Galileo Johannes Kepler ANSWER DOWNLOAD EXAMIANS APP
Physics The reason for a swimming pool to appear less deep than the actual depth is Interference Refraction Reflection Light scattering Interference Refraction Reflection Light scattering ANSWER DOWNLOAD EXAMIANS APP
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