Physics Optic fibres are used in : Ultrasound scans Endoscopy CAT scans X-ray photos Ultrasound scans Endoscopy CAT scans X-ray photos ANSWER DOWNLOAD EXAMIANS APP
Physics Sound is heard over longer distances on rainy days because Sound travels slowly in moist air Sound travels faster in moist air Moist air absorbs sound Moist air does not absorb sound Sound travels slowly in moist air Sound travels faster in moist air Moist air absorbs sound Moist air does not absorb sound ANSWER DOWNLOAD EXAMIANS APP
Physics If the distance between Sun and Earth becomes double, then the gravitational force on Earth will be Same Half One Fourth Double Same Half One Fourth Double ANSWER DOWNLOAD EXAMIANS APP
Physics If an object moves with constant velocity, It must have constant direction None of these It must have constant speed It must have constant speed in constant direction It must have constant direction None of these It must have constant speed It must have constant speed in constant direction ANSWER DOWNLOAD EXAMIANS APP
Physics Which one of the following has the highest value of specific heat? Glass Copper Lead Water Glass Copper Lead Water ANSWER DOWNLOAD EXAMIANS APP
Physics In a diesel engine the high temperature needed to ignite the fuel is achieved by Using heat from exhaust The battery An electrical spark Compressing air in the cylinders Using heat from exhaust The battery An electrical spark Compressing air in the cylinders ANSWER DOWNLOAD EXAMIANS APP