Physics The threshold frequency is the frequency below which : Photo current decreases with voltage Photo current increases with voltage Photo electric emission is not possible Photo current is constant Photo current decreases with voltage Photo current increases with voltage Photo electric emission is not possible Photo current is constant ANSWER DOWNLOAD EXAMIANS APP
Physics The absorption of ink by blotting paper involves: Siphon action Viscosity of ink Diffusion of ink through the blotting Capillary action phenomenon Siphon action Viscosity of ink Diffusion of ink through the blotting Capillary action phenomenon ANSWER DOWNLOAD EXAMIANS APP
Physics The energy of a photon, whose momentum is 10 MeV/c, where c is the speed of light, is given by 10 MeV 1 MeV 100 MeV 0.1 MeV 10 MeV 1 MeV 100 MeV 0.1 MeV ANSWER DOWNLOAD EXAMIANS APP
Physics The flux commonly used in brazing is Zinc chloride Borax Ammonium chloride Resin plus alcohol Zinc chloride Borax Ammonium chloride Resin plus alcohol ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following liquids has the least density ? Petrol Salt water Mercury Fresh water Petrol Salt water Mercury Fresh water ANSWER DOWNLOAD EXAMIANS APP
Physics What is the principle of a ''Life Jacket"? It decreases the volume of the person to keep him afloat It increases the volume of the person to keep him afloat The person can sit on it like a raft It provides oxygen to a drowning person It decreases the volume of the person to keep him afloat It increases the volume of the person to keep him afloat The person can sit on it like a raft It provides oxygen to a drowning person ANSWER DOWNLOAD EXAMIANS APP
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