Physics Which of the following has the highest frequency? Microwaves Radio waves Cosmic rays X-rays Microwaves Radio waves Cosmic rays X-rays ANSWER DOWNLOAD EXAMIANS APP
Physics A small gap is left at the joints of rails in a railway track to Control the speed of train Avoid the heating of tracks to high temperature Keep the rails equidistant Avoid the tracks being distorted due to seasonal temperature variation Control the speed of train Avoid the heating of tracks to high temperature Keep the rails equidistant Avoid the tracks being distorted due to seasonal temperature variation ANSWER DOWNLOAD EXAMIANS APP
Physics A gap is left between two rails of a railway track to accommodate...... of the metal. Volume expansion Areal expansion Apparent expansion Linear expansion Volume expansion Areal expansion Apparent expansion Linear expansion ANSWER DOWNLOAD EXAMIANS APP
Physics The resistance of a conductor is inversely proportional to its: Resistivity Length Temperature Area of cross section Resistivity Length Temperature Area of cross section ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is correct about the properties of Gravitational Forces? None They are the strongest forces in nature Both a and b They observe inverse square law None They are the strongest forces in nature Both a and b They observe inverse square law ANSWER DOWNLOAD EXAMIANS APP
Physics For a body moving with uniform acceleration its final velocity equals ________ 2 x average velocity - initial velocity 2 x average velocity + initial velocity Average velocity + initial velocity Average velocity - initial velocity 2 x average velocity - initial velocity 2 x average velocity + initial velocity Average velocity + initial velocity Average velocity - initial velocity ANSWER DOWNLOAD EXAMIANS APP
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