Physics Ozone layer above the surface of Earth provides a shield against Gamma rays Infra-red rays X-rays Ultra-violet rays Gamma rays Infra-red rays X-rays Ultra-violet rays ANSWER DOWNLOAD EXAMIANS APP
Physics The energy associated with motion is called Kinetic energy None of these Both A & B Potential energy Kinetic energy None of these Both A & B Potential energy ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is arranged in order of decreasing conductivity? Copper, Silver, Aluminium, Steel Silver, Copper, Aluminium, Steel Copper, Aluminium, Steel, Silver Aluminium, Silver, Copper, Steel Copper, Silver, Aluminium, Steel Silver, Copper, Aluminium, Steel Copper, Aluminium, Steel, Silver Aluminium, Silver, Copper, Steel ANSWER DOWNLOAD EXAMIANS APP
Physics Water cannot be used to extinguish fire caused by electric current, because It may cause hydrolysis It may spoil the wiring It may cause electrocution It may cause electrolysis It may cause hydrolysis It may spoil the wiring It may cause electrocution It may cause electrolysis ANSWER DOWNLOAD EXAMIANS APP
Physics Large astronomical telescopes always use as objective lens mirror combinations of lenses None of these lens mirror combinations of lenses None of these ANSWER DOWNLOAD EXAMIANS APP
Physics A star appears twinkling in the sky because of Diffraction of light by atmosphere Refraction of light by atmosphere Scattering of light by atmosphere Reflection of light by atmosphere Diffraction of light by atmosphere Refraction of light by atmosphere Scattering of light by atmosphere Reflection of light by atmosphere ANSWER DOWNLOAD EXAMIANS APP
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