Physics Which one of the following is a good electrical conductor? Charcoal Graphite Diamond Peat Charcoal Graphite Diamond Peat 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 < 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 A pond of water appears less deep due to Polarisation Diffraction Refraction Reflection Polarisation Diffraction Refraction Reflection ANSWER DOWNLOAD EXAMIANS APP
Physics Find the power of a convex lens if the image formed is at a distance of 16 cm from the lens when the object is placed on the other side of the lens at 20 cm from the optical centre? -11.25 diopters -3.75 diopters 3.75 diopters 11.25 diopters -11.25 diopters -3.75 diopters 3.75 diopters 11.25 diopters ANSWER DOWNLOAD EXAMIANS APP
Physics Optical fiber works on the principle of Refraction Total internal reflection Scattering Interference Refraction Total internal reflection Scattering Interference ANSWER DOWNLOAD EXAMIANS APP
Physics Superconductors are substances which offer no resistance to the flow of electricity conduct electricity at low temperature offer high resistance to the flow of current conduct electricity at high temperatures offer no resistance to the flow of electricity conduct electricity at low temperature offer high resistance to the flow of current conduct electricity at high temperatures ANSWER DOWNLOAD EXAMIANS APP
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