Physics A standing wave occurs when Two waves overlap The amplitude of a wave exceeds its wavelength A wave reflects upon itself The speed of the wave is zero or near zero Two waves overlap The amplitude of a wave exceeds its wavelength A wave reflects upon itself The speed of the wave is zero or near zero ANSWER DOWNLOAD EXAMIANS APP
Physics Why two thin shirts can keep us warmer than a single thick shirt in winter ? Air layer between two shirts works as good conductor Air layer between two shirts behaves like insulating media No radiation of heat takes place Two thin shirts become thicker so prevent transmission of heat Air layer between two shirts works as good conductor Air layer between two shirts behaves like insulating media No radiation of heat takes place Two thin shirts become thicker so prevent transmission of heat ANSWER DOWNLOAD EXAMIANS APP
Physics What type of lens is used in a magnifying glass None of these Convex Concave Plano-concave None of these Convex Concave Plano-concave ANSWER DOWNLOAD EXAMIANS APP
Physics What is a neuron ? The anti-particle of neutron Basic unit of energy Particle released during radioactivity Basic unit of nervous system The anti-particle of neutron Basic unit of energy Particle released during radioactivity Basic unit of nervous system ANSWER DOWNLOAD EXAMIANS APP
Physics Gravitational force is maximum at which place Tropic of capricorn Poles Equator Tropic of cancer Tropic of capricorn Poles Equator Tropic of cancer ANSWER DOWNLOAD EXAMIANS APP
Physics A bomb explodes on the moon. You will hear its sound on earth after ________ 3.7 hours 20 minutes 2 hours 20 minutes You cannot hear the sound of explosion 3.7 hours 20 minutes 2 hours 20 minutes You cannot hear the sound of explosion ANSWER DOWNLOAD EXAMIANS APP
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