Physics The coil wire in the electric room heater or electric cooking heater is called ________ Circuit Element Cells Filament Circuit Element Cells Filament ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following has the shortest wavelength? Microwaves Infrared rays Radio waves Gamma rays Microwaves Infrared rays Radio waves Gamma rays ANSWER DOWNLOAD EXAMIANS APP
Physics A man stands in a lift which accelerates upwards. The resultant reaction force on the floor of the lift is Less than the weight of the man Greater than the weight of the man Zero Same as the weight of the man Less than the weight of the man Greater than the weight of the man Zero Same as the weight of the man ANSWER DOWNLOAD EXAMIANS APP
Physics The velocity of heat radiation in vacuum is Equal to that of sound Greater than that of light Equal to that of light Less than that of light Equal to that of sound Greater than that of light Equal to that of light Less than that of light ANSWER DOWNLOAD EXAMIANS APP
Physics Sound becomes hazardous noise pollution at decibels? Above 50 db Above 80 db Above 30 db Above 120 db Above 50 db Above 80 db Above 30 db Above 120 db ANSWER DOWNLOAD EXAMIANS APP
Physics Light travels in a straight line (rectilinear propagation of light). This statement does hold if the medium of travel for light is Inhomogeneous and transparent Of variable refractive index Made up of slabs of different refractive indices Homogeneous and transparent Inhomogeneous and transparent Of variable refractive index Made up of slabs of different refractive indices Homogeneous and transparent ANSWER DOWNLOAD EXAMIANS APP
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