Physics The energy emitted by the Sun is due to Chemical reaction Nuclear fission Nuclear fusion All of these Chemical reaction Nuclear fission Nuclear fusion All of these ANSWER DOWNLOAD EXAMIANS APP
Physics Light houses are places with powerful lights to : Guide and resolve traffic jams in crowded metro-cities during nights Indicate to the incoming warships, the location of a harbour during night Guide and help large crowds at religious gathering during nights Guide and warn the ships coming from different directions in the ocean Guide and resolve traffic jams in crowded metro-cities during nights Indicate to the incoming warships, the location of a harbour during night Guide and help large crowds at religious gathering during nights Guide and warn the ships coming from different directions in the ocean ANSWER DOWNLOAD EXAMIANS APP
Physics At what temperature (in degree Celsius), the numerical values on Celsius and Fahrenheit scales become equal? 273 –273 40 –40 273 –273 40 –40 ANSWER DOWNLOAD EXAMIANS APP
Physics Heat energy is transferred by conduction whenever molecules Means of photons Collide each other Particles replaces there places All of these Means of photons Collide each other Particles replaces there places All of these ANSWER DOWNLOAD EXAMIANS APP
Physics What is the SI unit of temperature? Celsius Fahrenheit Kelvin Joule Celsius Fahrenheit Kelvin Joule ANSWER DOWNLOAD EXAMIANS APP
Physics What device converts light energy to electrical energy? Heliostats Photodiode Photovoltaic cell Thermocouple Heliostats Photodiode Photovoltaic cell Thermocouple ANSWER DOWNLOAD EXAMIANS APP
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