Physics When white light passes through a glass prism we get a spectrum on the other side of the prism. In the emergent beam the ray which is deviated least is The violet ray The blue ray The red ray The green ray The violet ray The blue ray The red ray The green ray ANSWER DOWNLOAD EXAMIANS APP
Physics Red light has a wavelength of 70 A°. In "nm" it is 7 nm 70 nm 700 nm 0.07 nm 7 nm 70 nm 700 nm 0.07 nm ANSWER DOWNLOAD EXAMIANS APP
Physics A cup of hot coffee is placed on a metal table in a room. By which of the following methods does it lose heat? Conduction, convection and radiation Conduction and radiation only Convection and radiation only Conduction and convection only Conduction, convection and radiation Conduction and radiation only Convection and radiation only Conduction and convection only ANSWER DOWNLOAD EXAMIANS APP
Physics What is the unit of relative density? Kg/m3 Kg/m Kg/m2 It has no unit Kg/m3 Kg/m Kg/m2 It has no unit ANSWER DOWNLOAD EXAMIANS APP
Physics Woollen cloth protects the body from cold because It is a good conductor of heat It is a poor conductor of heat It reflects heat External heat rays enter into the body through the woollen cloth It is a good conductor of heat It is a poor conductor of heat It reflects heat External heat rays enter into the body through the woollen cloth ANSWER DOWNLOAD EXAMIANS APP
Physics These waves cannot be transmitted through vacuum. Heat Sound Electromagnetic Light Heat Sound Electromagnetic Light ANSWER DOWNLOAD EXAMIANS APP
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