Physics Purpose of an optical filter is to Transmit or absorb light of different colours Dispense light into component colours Refract light of different colours Reflect lights of different colours Transmit or absorb light of different colours Dispense light into component colours Refract light of different colours Reflect lights of different colours ANSWER DOWNLOAD EXAMIANS APP
Physics Which has the lowest albedo? Both A & B Dark surfaces None of these Light surfaces Both A & B Dark surfaces None of these Light surfaces ANSWER DOWNLOAD EXAMIANS APP
Physics A wire of copper having length I and area of cross-section A is taken and a current i is flown through it. The power dissipated in the wire is P. If we take an aluminium wire having same dimensions and pass the same current through it, the power dissipated will be 2P > P P < P 2P > P P < P ANSWER DOWNLOAD EXAMIANS APP
Physics A system exhibiting S.H.M. must possess Elasticity, inertia and an external force Inertia only Elasticity only Elasticity as well as inertia Elasticity, inertia and an external force Inertia only Elasticity only Elasticity as well as inertia ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following supports particle nature of photons ? Photoelectric effect Polarization Diffraction Interference Photoelectric effect Polarization Diffraction Interference ANSWER DOWNLOAD EXAMIANS APP
Physics Photon is the fundamental unit/quantum of Magnetism Electricity Gravitation Light Magnetism Electricity Gravitation Light ANSWER DOWNLOAD EXAMIANS APP
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