Physics What is the escape velocity of the rocket in the earth? 12.2 km/sec 11.2 km/sec 13.2 km/sec 10.2 km/sec 12.2 km/sec 11.2 km/sec 13.2 km/sec 10.2 km/sec ANSWER DOWNLOAD EXAMIANS APP
Physics Which one of the following is not a property of electromagnetic waves? Oscillating electric field and magnetic field are perpendicular to each other. Electromagnetic waves are transverse waves Electromagnetic waves do not show interference and diffraction. Electromagnetic waves do not require a medium to propagate. Oscillating electric field and magnetic field are perpendicular to each other. Electromagnetic waves are transverse waves Electromagnetic waves do not show interference and diffraction. Electromagnetic waves do not require a medium to propagate. ANSWER DOWNLOAD EXAMIANS APP
Physics In a vacuum, all electromagnetic waves have the same Velocity All listed here Wavelenth Frequency Velocity All listed here Wavelenth Frequency ANSWER DOWNLOAD EXAMIANS APP
Physics A bomb at rest explodes into a large number of tiny fragments. The total momentum of all the fragments Is infinity Depends on the speeds of various fragments Is zero Depends on the total mass of all the fragments Is infinity Depends on the speeds of various fragments Is zero Depends on the total mass of all the fragments ANSWER DOWNLOAD EXAMIANS APP
Physics The radiant energy having lowest energy is UV rays Microwave radiation Visible light Gamma rays UV rays Microwave radiation Visible light Gamma rays ANSWER DOWNLOAD EXAMIANS APP
Physics A dynamo is a device which Creates mechanical energy 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 ANSWER DOWNLOAD EXAMIANS APP