Physics What is a compound microscope? A microscope that has one lens. A microscope whose lenses are concave. A microscope that has two sets of lenses : an occular lens and an eyepiece. A microscope whose lenses are convex. A microscope that has one lens. A microscope whose lenses are concave. A microscope that has two sets of lenses : an occular lens and an eyepiece. A microscope whose lenses are convex. ANSWER DOWNLOAD EXAMIANS APP
Physics Least audible sound for most of the human ear is : 10.0 µ bar 5.0 µ bar 0.0002 µ bar 0.005 µ bar 10.0 µ bar 5.0 µ bar 0.0002 µ bar 0.005 µ bar ANSWER DOWNLOAD EXAMIANS APP
Physics Which one of the following physical quantities has the same dimensions as that of Planck's constant? Force Angular momentum Linear momentum Potential energy Force Angular momentum Linear momentum Potential energy 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 Both A & B None of these 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 Both A & B None of these The wavelength of the electrons must be greater than the diameter of the object. ANSWER DOWNLOAD EXAMIANS APP
Physics Visible light has a higher frequency than All listed here Ultra violet Radio waves X rays All listed here Ultra violet Radio waves X rays ANSWER DOWNLOAD EXAMIANS APP
Physics Sources of geothermal power are None of these Earth's heat Water Both A & B None of these Earth's heat Water Both A & B ANSWER DOWNLOAD EXAMIANS APP