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 and radiation only Conduction, convection and radiation Conduction and convection only Convection and radiation only Conduction and radiation only Conduction, convection and radiation Conduction and convection only Convection and radiation only ANSWER DOWNLOAD EXAMIANS APP
Physics Which type of radiation has the lowest penetrating ability? Gamma All of these Alpha Beta Gamma All of these Alpha Beta ANSWER DOWNLOAD EXAMIANS APP
Physics The fundamental scientific principle in the operation of battery is Acid-base interaction Dissociation of electrolytes Dialysis Oxidation-reduction Acid-base interaction Dissociation of electrolytes Dialysis Oxidation-reduction ANSWER DOWNLOAD EXAMIANS APP
Physics Which one of the following is responsible for the working of Newton's colour disc experiment ? Principle of complementary colour Formation of impure spectra Formation of pure spectra Persistence of vision Principle of complementary colour Formation of impure spectra Formation of pure spectra Persistence of vision ANSWER DOWNLOAD EXAMIANS APP
Physics Electrical Energy is the energy of All listed here Neutrons Protons Electrons All listed here Neutrons Protons Electrons ANSWER DOWNLOAD EXAMIANS APP
Physics The size of gear is usually specified by Circular pitch Pitch circle diameter Pressure angle Diametral pitch Circular pitch Pitch circle diameter Pressure angle Diametral pitch ANSWER DOWNLOAD EXAMIANS APP
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