Physics What type of lens is used in a magnifying glass None of these Convex Plano-concave Concave None of these Convex Plano-concave Concave ANSWER DOWNLOAD EXAMIANS APP
Physics General purpose utility gloves are For surgeries All of these For cleaning procedures For handling tubes For surgeries All of these For cleaning procedures For handling tubes ANSWER DOWNLOAD EXAMIANS APP
Physics To resolve an object in an electron microscope, The wavelength of the electrons must be close to the diameter of the object None of these Both A & B The wavelength of the electrons must be greater than the diameter of the object. The wavelength of the electrons must be close to the diameter of the object None of these Both A & B The wavelength of the electrons must be greater than the diameter of the object. ANSWER DOWNLOAD EXAMIANS APP
Physics Which physicists is the writer of the book 'A Brief History of Time'? Albert Einstein Isaac Newton Hans Bethe Stephen Hawking Albert Einstein Isaac Newton Hans Bethe Stephen Hawking ANSWER DOWNLOAD EXAMIANS APP
Physics Red light has a wavelength of 70 A°. In "nm" it is 0.07 nm 700 nm 7 nm 70 nm 0.07 nm 700 nm 7 nm 70 nm ANSWER DOWNLOAD EXAMIANS APP
Physics Anemometer is used to measure Pressure gradient Wind direction Wind velocity Wind speed and time Pressure gradient Wind direction Wind velocity Wind speed and time ANSWER DOWNLOAD EXAMIANS APP