Physics Metals are good conductors of electricity because: They contain free electrons. They have high melting point. All of these The atoms are lightly packed. They contain free electrons. They have high melting point. All of these The atoms are lightly packed. ANSWER DOWNLOAD EXAMIANS APP
Physics According to the Second Law of Motion, for a given force, acceleration is inversely proportional to the ________ of an object. Volume Mass Force Density Volume Mass Force Density ANSWER DOWNLOAD EXAMIANS APP
Physics A periscope works by the principle of Total internal reflection Refraction Diffraction Reflection Total internal reflection Refraction Diffraction Reflection ANSWER DOWNLOAD EXAMIANS APP
Physics A star appears twinkling in the sky because of Scattering of light by atmosphere Diffraction of light by atmosphere Refraction of light by atmosphere Reflection of light by atmosphere Scattering of light by atmosphere Diffraction of light by atmosphere Refraction of light by atmosphere Reflection of light by atmosphere ANSWER DOWNLOAD EXAMIANS APP
Physics Ultrasound devices operate with minimum frequency from 35 kHz 45 kHz 60 kHz 20kHz 35 kHz 45 kHz 60 kHz 20kHz ANSWER DOWNLOAD EXAMIANS APP
Physics What is the force of attraction between any two bodies by virtue of their masses is called? Nuclear Force Gravitational Force Centripetal Force Electromagnetic Force Nuclear Force Gravitational Force Centripetal Force Electromagnetic Force ANSWER DOWNLOAD EXAMIANS APP
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