Physics A man standing close to the platform at a railway station experiences a pulling force towards a fast moving train because of ________ . Gravitational force between train and man Illusion of the man Pressure difference due to fast moving air in between The centripetal force Gravitational force between train and man Illusion of the man Pressure difference due to fast moving air in between The centripetal force ANSWER DOWNLOAD EXAMIANS APP
Physics Optical fibre works on which of the following principle of light? Reflection Total internal reflection Diffraction Refraction Reflection Total internal reflection Diffraction Refraction ANSWER DOWNLOAD EXAMIANS APP
Physics The resistance of a conductor is inversely proportional to its: Resistivity Length Area of cross section Temperature Resistivity Length Area of cross section Temperature ANSWER DOWNLOAD EXAMIANS APP
Physics What principle/law explains the working of the hydraulic brakes in automobiles ? Archimedes' principle Posieulle's principle Pascal's law Bernoulli's law Archimedes' principle Posieulle's principle Pascal's law Bernoulli's law ANSWER DOWNLOAD EXAMIANS APP
Physics If the velocity of a body is halved its kinetic energy ________ Becomes half Becomes 1/4 th Is also doubled Become 4 times Becomes half Becomes 1/4 th Is also doubled Become 4 times ANSWER DOWNLOAD EXAMIANS APP
Physics The tidal waves on sea is mainly due to Gravitational Effect of Sun on Earth None of these Gravitational Effect of Earth on Moon Gravitational Effect of Moon on Earth Gravitational Effect of Sun on Earth None of these Gravitational Effect of Earth on Moon Gravitational Effect of Moon on Earth ANSWER DOWNLOAD EXAMIANS APP
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