Physics An optically plane surface reflects a beam of light As a parallel beam in one direction As parallel beams in all directions As diffused beams in all directions As a diffused beam in one direction As a parallel beam in one direction As parallel beams in all directions As diffused beams in all directions As a diffused beam in one direction ANSWER DOWNLOAD EXAMIANS APP
Physics The angle in which a cricket ball should be hit to travel maximum horizontal distance is : 45° with horizontal 15° with horizontal 60° with horizontal 30° with horizontal 45° with horizontal 15° with horizontal 60° with horizontal 30° with horizontal ANSWER DOWNLOAD EXAMIANS APP
Physics It is dangerous to observe Solar eclipse with naked eyes because Ultraviolet radiations from Sun burn our retina Cosmic rays reach eyes more during the eclipse All radiations from sun initiate chemical reactions in eyes Infrared radiations from sun burn our retina Ultraviolet radiations from Sun burn our retina Cosmic rays reach eyes more during the eclipse All radiations from sun initiate chemical reactions in eyes Infrared radiations from sun burn our retina ANSWER DOWNLOAD EXAMIANS APP
Physics A gap is left between two rails of a railway track to accommodate...... of the metal. Apparent expansion Volume expansion Linear expansion Areal expansion Apparent expansion Volume expansion Linear expansion Areal expansion ANSWER DOWNLOAD EXAMIANS APP
Physics Lightning is produced when Clouds strike against impurities in air and the friction burns up these impurities Similar charges of electricity rush towards each other and then get repelled Water vapour produces electricity in the clouds Strong opposite charges in different clouds break down the resistance offered by the intervening air Clouds strike against impurities in air and the friction burns up these impurities Similar charges of electricity rush towards each other and then get repelled Water vapour produces electricity in the clouds Strong opposite charges in different clouds break down the resistance offered by the intervening air ANSWER DOWNLOAD EXAMIANS APP
Physics The type of mirrors used in the headlamp of cars is Spherical convex Plane Cylindrical concave Parabolic concave Spherical convex Plane Cylindrical concave Parabolic concave ANSWER DOWNLOAD EXAMIANS APP
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