Physics Ocean currents are an example of Insulation Convection Conduction Radiation Insulation Convection Conduction Radiation 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 Dust inside the bulb condenses on the top Glass undergoes a change due to the heat The tungsten filament evaporates and collects there The heat of the bulb scorches the glass at the top Dust inside the bulb condenses on the top Glass undergoes a change due to the heat The tungsten filament evaporates and collects there ANSWER DOWNLOAD EXAMIANS APP
Physics Supersonic plane fly with the speed greater than the speed of sound less than the speed of sound of sound of light greater than the speed of sound less than the speed of sound of sound of light ANSWER DOWNLOAD EXAMIANS APP
Physics Certain substances loose their electrical resistance completely at super low temperature. Such substances are called. Superconductors Semi conductors Dielectrics Perfect conductors Superconductors Semi conductors Dielectrics Perfect conductors ANSWER DOWNLOAD EXAMIANS APP
Physics Red light has a wavelength of 70 A°. In "nm" it is 700 nm 7 nm 70 nm 0.07 nm 700 nm 7 nm 70 nm 0.07 nm ANSWER DOWNLOAD EXAMIANS APP
Physics The least penetrating power ray is Beta rays Alpha rays Gamma rays None of these Beta rays Alpha rays Gamma rays None of these ANSWER DOWNLOAD EXAMIANS APP
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