Physics Which one of the following is responsible for the working of Newton's colour disc experiment ? Principle of complementary colour Formation of pure spectra Formation of impure spectra Persistence of vision Principle of complementary colour Formation of pure spectra Formation of impure spectra Persistence of vision ANSWER DOWNLOAD EXAMIANS APP
Physics A dynamo is a device which Creates electrical energy Converts electrical energy into mechanical energy Converts mechanical energy into electrical energy Creates mechanical energy Creates electrical energy Converts electrical energy into mechanical energy Converts mechanical energy into electrical energy Creates mechanical energy ANSWER DOWNLOAD EXAMIANS APP
Physics Which phase change is an example of an exothermic process? Gas to Solid Gas to Liquid Liquid to Solid All listed here Gas to Solid Gas to Liquid Liquid to Solid All listed here ANSWER DOWNLOAD EXAMIANS APP
Physics A man stands in a lift which accelerates upwards. The resultant reaction force on the floor of the lift is Greater than the weight of the man Same as the weight of the man Zero Less than the weight of the man Greater than the weight of the man Same as the weight of the man Zero Less than the weight of the man ANSWER DOWNLOAD EXAMIANS APP
Physics Middle latitude cyclones are fueled by? Energy from falling precipitation Air high in the atmosphere Polar continental air masses All of these Energy from falling precipitation Air high in the atmosphere Polar continental air masses All of these ANSWER DOWNLOAD EXAMIANS APP
Physics In which of the following cases, kinetic energy is being used in performing work ? Wind mill grinding wheat grain Driving a car to cover a distance Rowing a boat in the lake Paddling the bicycle to cover a distance Wind mill grinding wheat grain Driving a car to cover a distance Rowing a boat in the lake Paddling the bicycle to cover a distance ANSWER DOWNLOAD EXAMIANS APP
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