Physics The electrical domestic tube light gives white fluorescent light because of Colision between molecules of filled gas under electric current Falling of ultra violet rays on the white inner coating of the tube Vacuum inside the tube Heavy current Colision between molecules of filled gas under electric current Falling of ultra violet rays on the white inner coating of the tube Vacuum inside the tube Heavy current ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following liquids has the least density ? Salt water Mercury Fresh water Petrol Salt water Mercury Fresh water Petrol ANSWER DOWNLOAD EXAMIANS APP
Physics Which one of the following is responsible for the working of Newton's colour disc experiment ? Formation of impure spectra Persistence of vision Principle of complementary colour Formation of pure spectra Formation of impure spectra Persistence of vision Principle of complementary colour Formation of pure spectra ANSWER DOWNLOAD EXAMIANS APP
Physics Which one is the unit of surface tension of a liquid None of these Joule/ mm Newton /m2 Electron volt /cm2 None of these Joule/ mm Newton /m2 Electron volt /cm2 ANSWER DOWNLOAD EXAMIANS APP
Physics Rotameter is used to measure Vortex flow Flow of fluids Density of fluids Velocity of fluid in pipes Vortex flow Flow of fluids Density of fluids Velocity of fluid in pipes ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following never occurs singly in nature? Force Momentum Inertia Velocity Force Momentum Inertia Velocity ANSWER DOWNLOAD EXAMIANS APP
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