Physics The commonly used coolant in refrigerators is Oxygen Nitrogen Freon Ammonia Oxygen Nitrogen Freon Ammonia ANSWER DOWNLOAD EXAMIANS APP
Physics When a vibrating tuning fork is placed on a table, a loud sound is heard. This is due to : Damped vibrations Reflection Refraction Forced vibrations Damped vibrations Reflection Refraction Forced vibrations ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is an example of continous emission spectrum? Both Spectrum of an oil frame Spectrum of a water None Both Spectrum of an oil frame Spectrum of a water None ANSWER DOWNLOAD EXAMIANS APP
Physics Red is used as an emergency or danger signal as Its wavelength is the longest It is scattered It has very high energy It is a striking colour Its wavelength is the longest It is scattered It has very high energy It is a striking colour ANSWER DOWNLOAD EXAMIANS APP
Physics Energy in reflected light : Decreases with the increase in angle of incidence Does not depends on the angle of incidence Becomes maximum for angle of incidence equal to 45° Increases with the increase in angle Decreases with the increase in angle of incidence Does not depends on the angle of incidence Becomes maximum for angle of incidence equal to 45° Increases with the increase in angle ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is the cleanest source of energy? Nuclear power Biofuel Fossil fuel Wind energy Nuclear power Biofuel Fossil fuel Wind energy ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS