Physics Friction is caused by the ________ on the two surfaces in contact. Smoothness Irregularities Densities Gaps Smoothness Irregularities Densities Gaps ANSWER DOWNLOAD EXAMIANS APP
Physics After long periods of use, a grey spot develops on the inside of a bulb. This is because The heat of the bulb scorches the glass at the top The tungsten filament evaporates and collects there Glass undergoes a change due to the heat Dust inside the bulb condenses on the top The heat of the bulb scorches the glass at the top The tungsten filament evaporates and collects there Glass undergoes a change due to the heat Dust inside the bulb condenses on the top ANSWER DOWNLOAD EXAMIANS APP
Physics If an electron and a photon have the same wavelength, then they will have the same Linear momentum Angular momentum Energy Velocity Linear momentum Angular momentum Energy Velocity ANSWER DOWNLOAD EXAMIANS APP
Physics A device which is used to limit the current in an electrical circuit is called a Grid Hub Fuse Conductor Grid Hub Fuse Conductor ANSWER DOWNLOAD EXAMIANS APP
Physics Which one of the following is a good electrical conductor? Diamond Charcoal Peat Graphite Diamond Charcoal Peat Graphite 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 Principle of complementary colour Formation of pure spectra Persistence of vision Formation of impure spectra Principle of complementary colour Formation of pure spectra Persistence of vision ANSWER DOWNLOAD EXAMIANS APP
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