Physics Light houses are places with powerful lights to : Guide and warn the ships coming from different directions in the ocean Guide and resolve traffic jams in crowded metro-cities during nights Guide and help large crowds at religious gathering during nights Indicate to the incoming warships, the location of a harbour during night Guide and warn the ships coming from different directions in the ocean Guide and resolve traffic jams in crowded metro-cities during nights Guide and help large crowds at religious gathering during nights Indicate to the incoming warships, the location of a harbour during night ANSWER DOWNLOAD EXAMIANS APP
Physics A solid ball of metal has a spherical cavity inside it. When the ball is heated the volume of the cavity will Decrease Increase Remain unaffected Have its shape changed Decrease Increase Remain unaffected Have its shape changed ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following terms is not used in the field of physics? Stock value Latent heat Refractive index Nuclear fusion Stock value Latent heat Refractive index Nuclear fusion ANSWER DOWNLOAD EXAMIANS APP
Physics 'Mirage' is an example of Total internal reflection of light only Dispersion of light only Refraction of light only Refraction and total internal reflection of light Total internal reflection of light only Dispersion of light only Refraction of light only Refraction and total internal reflection of light ANSWER DOWNLOAD EXAMIANS APP
Physics Which compressor is usually used in AC? Centrifugal Axial Rotary Reciprocating Centrifugal Axial Rotary Reciprocating ANSWER DOWNLOAD EXAMIANS APP
Physics Vegetables are cooked in lesser time by adding a pinch of salt while cooking because Latent heat of vaporization of water decreases Boiling point of water increases Latent heat of vaporization of water increases Boiling point of water decreases Latent heat of vaporization of water decreases Boiling point of water increases Latent heat of vaporization of water increases Boiling point of water decreases ANSWER DOWNLOAD EXAMIANS APP
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