Physics What is refractive index ? It is defined as the ratio of speed of light in vacuum to the speed of light in the medium. It is defined as the product of speed of light in medium and in vacuum. None of above It is defined as the ratio of speed of light in the medium to the speed of light in vacuum. It is defined as the ratio of speed of light in vacuum to the speed of light in the medium. It is defined as the product of speed of light in medium and in vacuum. None of above It is defined as the ratio of speed of light in the medium to the speed of light in vacuum. 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 Made up of slabs of different refractive indices Inhomogeneous and transparent Homogeneous and transparent Of variable refractive index Made up of slabs of different refractive indices Inhomogeneous and transparent Homogeneous and transparent Of variable refractive index ANSWER DOWNLOAD EXAMIANS APP
Physics The odometer guage indicates Frequency of the wave Pitch length The distance travelled by a vehicle The depth of the ocean Frequency of the wave Pitch length The distance travelled by a vehicle The depth of the ocean ANSWER DOWNLOAD EXAMIANS APP
Physics Which measurement depends on gravitational force? Weight Height Mass All of these Weight Height Mass All of these ANSWER DOWNLOAD EXAMIANS APP
Physics Which one of the waves have the longest wavelength Red Green Blue Violet Red Green Blue Violet ANSWER DOWNLOAD EXAMIANS APP
Physics Lightning is caused due to Electric discharge Electric leak Electric power Electric pressure Electric discharge Electric leak Electric power Electric pressure ANSWER DOWNLOAD EXAMIANS APP
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