Physics Necessary element of change in solar energy to electrical energy Silicon Berillium Pure Copper Tantelum Silicon Berillium Pure Copper Tantelum 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 Homogeneous and transparent Made up of slabs of different refractive indices Inhomogeneous and transparent Of variable refractive index Homogeneous and transparent Made up of slabs of different refractive indices Inhomogeneous and transparent Of variable refractive index ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is used for regulated electric supply ? Gun diode Tunnel diode Junction diode Zener diode Gun diode Tunnel diode Junction diode Zener diode ANSWER DOWNLOAD EXAMIANS APP
Physics An electron microscope gives higher magnification than an optical microscope, because : The velocity of electron is smaller than that of visible light It uses more powerful lenses The wavelength of electrons is smaller as compared to the wavelength of visible light The electrons have more energy than the light particles The velocity of electron is smaller than that of visible light It uses more powerful lenses The wavelength of electrons is smaller as compared to the wavelength of visible light The electrons have more energy than the light particles ANSWER DOWNLOAD EXAMIANS APP
Physics A capillary tube is partially dipped vertically in a vessel containing water. Due to capillarity water rises in the tube. The height of water rise in the tube can be increased by Increasing the height of water in the vessel Decreasing the radius of the capillary tube Increasing the radius of the capillary tube None of these Increasing the height of water in the vessel Decreasing the radius of the capillary tube Increasing the radius of the capillary tube None of these ANSWER DOWNLOAD EXAMIANS APP
Physics If a barometric reading is falling, this usually indicates what Decreasing pressure Increasing pressure No pressure None Decreasing pressure Increasing pressure No pressure None ANSWER DOWNLOAD EXAMIANS APP