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 Of variable refractive index Inhomogeneous and transparent Made up of slabs of different refractive indices Homogeneous and transparent Of variable refractive index Inhomogeneous and transparent Made up of slabs of different refractive indices ANSWER DOWNLOAD EXAMIANS APP
Physics Rise of oil a wick is due to Pressure of the oil Viscosity of the oil Surface tension of the oil Density of the oil Pressure of the oil Viscosity of the oil Surface tension of the oil Density of the oil ANSWER DOWNLOAD EXAMIANS APP
Physics Out of the following, which is not emitted by radioactive substance? Electromagnetic radiations Alpha particles Electrons Neutrons Electromagnetic radiations Alpha particles Electrons Neutrons ANSWER DOWNLOAD EXAMIANS APP
Physics What is the principle of a ''Life Jacket"? The person can sit on it like a raft It increases the volume of the person to keep him afloat It decreases the volume of the person to keep him afloat It provides oxygen to a drowning person The person can sit on it like a raft It increases the volume of the person to keep him afloat It decreases the volume of the person to keep him afloat It provides oxygen to a drowning person ANSWER DOWNLOAD EXAMIANS APP
Physics Electric Motor converts ________ energy to mechanical energy Chemical Electrical Mechanical Sound Chemical Electrical Mechanical Sound ANSWER DOWNLOAD EXAMIANS APP
Physics According to the theory of relativity, which of the following always remains constant ? Velocity of light Time Length of an object Space Velocity of light Time Length of an object Space ANSWER DOWNLOAD EXAMIANS APP
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