Physics The GPS device in an automobile uses which communication channel? Microwave Satellite Radio frequency Infrared Microwave Satellite Radio frequency Infrared ANSWER DOWNLOAD EXAMIANS APP
Physics Shock-absorbers are usually made of steel as it : Has no ductile property Has higher elasticity Is not brittle Has lower elasticity Has no ductile property Has higher elasticity Is not brittle Has lower elasticity ANSWER DOWNLOAD EXAMIANS APP
Physics Electric Motor converts ________ energy to mechanical energy Sound Electrical Mechanical Chemical Sound Electrical Mechanical Chemical ANSWER DOWNLOAD EXAMIANS APP
Physics A man standing close to the platform at a railway station experiences a pulling force towards a fast moving train because of ________ . Gravitational force between train and man The centripetal force Pressure difference due to fast moving air in between Illusion of the man Gravitational force between train and man The centripetal force Pressure difference due to fast moving air in between Illusion of the man ANSWER DOWNLOAD EXAMIANS APP
Physics Who among the following discovered X-rays? J.J Thomson Marie Curie W.C Roentgen James Chadwick J.J Thomson Marie Curie W.C Roentgen James Chadwick ANSWER DOWNLOAD EXAMIANS APP
Physics Working of safety fuses depends upon1. magnetic effect of the current2. chemical effect of the current3. magnitude of the current4. heating effect of the currentSelect the correct answer using the code given below. 1, 2 and 3 only 3 and 4 only 1, 2, 3 and 4 4 only 1, 2 and 3 only 3 and 4 only 1, 2, 3 and 4 4 only ANSWER DOWNLOAD EXAMIANS APP