Quiz 16 – Physics Posted byadmin March 26, 2022 Leave a comment on Quiz 16 – Physics ALL THE BEST!!! Decibel is the unit used for: Deselect Answer Speed of light Intensity of heat Intensity of sound Radio wave frequency ‘Short sight ‘ in human eye can be corrected by using proper: Deselect Answer Concave lens Convex lens Cylindrical lens Bifocal lens Pycnometer is an instrument used to measure the : Deselect Answer Intensity of heat Density Intensity of earthquake High temperature What is viewed through an electron microscope? Deselect Answer Electrons and other particles Structure of bacteria and viruses Inside of human stomach Inside of human eye Who invented the laser? Deselect Answer Sir Frank Whittle Fred Morrisson Theodore H. Maiman Dr. Charles H Jones Speed of sound is greatest in Deselect Answer Water Air Glass Glycerin Which of the following is a nonrenewable source of energy ? Deselect Answer Biogas Solar Wind Coal A fountain pen works on the principle of : Deselect Answer Flow of liquids from higher to lower potential Capillary action Bernoulli’s principle Viscosity of liquids Which is the weakest force in nature? Deselect Answer weak force gravity strong force electromagnetic force What is the phenomenon of Raman scattering, named after Indian physicist C.V. Raman? Deselect Answer effects of cloud layers on radio emissions change of wavelength of deflected light statistical distribution of meteorite impacts motion of atoms in ionized gas 1 out of 10