Physics To resolve an object in an electron microscope, The wavelength of the electrons must be greater than the diameter of the object. Both A & B None of these The wavelength of the electrons must be close to the diameter of the object The wavelength of the electrons must be greater than the diameter of the object. Both A & B None of these The wavelength of the electrons must be close to the diameter of the object ANSWER DOWNLOAD EXAMIANS APP
Physics On which of the following techniques photostate machine works ? Electrostatic Image—Making Magnetic Image—Making Electromagnetic Image— Making Thermal Image—Making Electrostatic Image—Making Magnetic Image—Making Electromagnetic Image— Making Thermal Image—Making ANSWER DOWNLOAD EXAMIANS APP
Physics The energy associated with motion is called Both A & B Potential energy None of these Kinetic energy Both A & B Potential energy None of these Kinetic energy ANSWER DOWNLOAD EXAMIANS APP
Physics What is the unit of Magnetic Induction? Ohm Farad Volt Henry Ohm Farad Volt Henry ANSWER DOWNLOAD EXAMIANS APP
Physics What is the force of attraction between any two bodies by virtue of their masses is called? Electromagnetic Force Centripetal Force Nuclear Force Gravitational Force Electromagnetic Force Centripetal Force Nuclear Force Gravitational Force ANSWER DOWNLOAD EXAMIANS APP
Physics Which layer of the earth's atmosphere reflect back the radio waves to the earth's surface ? Ionosphere Mesosphere Stratosphere Exosphere Ionosphere Mesosphere Stratosphere Exosphere ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS