Physics The cooling by a desert Cooler is based on: Hot air replacement Air dehydration Evaporative Cooling Air Rehydration Hot air replacement Air dehydration Evaporative Cooling Air Rehydration ANSWER DOWNLOAD EXAMIANS APP
Physics Total internal reflection can not take place when light goes from : Glass to air Water to air Glass to water Water to glass Glass to air Water to air Glass to water Water to glass ANSWER DOWNLOAD EXAMIANS APP
Physics A body absorbs heat most if it is Black and smooth Black and rough White and smooth White and rough Black and smooth Black and rough White and smooth White and rough ANSWER DOWNLOAD EXAMIANS APP
Physics What should a person on a freely rotating turn table do to decrease his (angular) speed ? Raise his hands up Bring his hands together Sit down with raised hands Spread his hands outwards Raise his hands up Bring his hands together Sit down with raised hands Spread his hands outwards ANSWER DOWNLOAD EXAMIANS APP
Physics When a vibrating tuning fork is placed on a table, a loud sound is heard. This is due to : Forced vibrations Reflection Damped vibrations Refraction Forced vibrations Reflection Damped vibrations Refraction ANSWER DOWNLOAD EXAMIANS APP
Physics The apparent weight of a man in a lift is less the real weight when : The lift is going down with an acceleration The lift is going up with an acceleration The lift is going down with uniform speed The lift is going up with uniform speed The lift is going down with an acceleration The lift is going up with an acceleration The lift is going down with uniform speed The lift is going up with uniform speed ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS