Physics If density of oxygen is 16 times that of hydrogen, what will be their corresponding ratio of velocity of sound? 0.084027777777778 0.16736111111111 0.052777777777778 0.044444444444444 0.084027777777778 0.16736111111111 0.052777777777778 0.044444444444444 ANSWER DOWNLOAD EXAMIANS APP
Physics The blue colour of sky is due to Reflection of sunlight Scattering of longer wavelengths of sunlight in the atmosphere Scattering of shorter wavelengths of sunlight in the atmosphere Refraction of sunlight Reflection of sunlight Scattering of longer wavelengths of sunlight in the atmosphere Scattering of shorter wavelengths of sunlight in the atmosphere Refraction of sunlight ANSWER DOWNLOAD EXAMIANS APP
Physics Green house effect is the heating up of the Earth's atmosphere which is due to The ultraviolet rays G-rays X-rays The infra-red rays The ultraviolet rays G-rays X-rays The infra-red rays ANSWER DOWNLOAD EXAMIANS APP
Physics The spring constant of a spring depends on its Length only Length and its diameter Thickness, its diameter and its material Material only Length only Length and its diameter Thickness, its diameter and its material Material only ANSWER DOWNLOAD EXAMIANS APP
Physics Pick out the scalar quantity Pressure Velocity Acceleration Force Pressure Velocity Acceleration Force ANSWER DOWNLOAD EXAMIANS APP
Physics Which one of the following is not a property of electromagnetic waves? Electromagnetic waves do not require a medium to propagate. Electromagnetic waves do not show interference and diffraction. Oscillating electric field and magnetic field are perpendicular to each other. Electromagnetic waves are transverse waves Electromagnetic waves do not require a medium to propagate. Electromagnetic waves do not show interference and diffraction. Oscillating electric field and magnetic field are perpendicular to each other. Electromagnetic waves are transverse waves ANSWER DOWNLOAD EXAMIANS APP