Physics Unit of impedance is ________ Ohm Henry Tesla Hertz Ohm Henry Tesla Hertz ANSWER DOWNLOAD EXAMIANS APP
Physics Which one of the following instruments is used to study dispersion of light ? Photometer Spectrometer Microscope Telescope Photometer Spectrometer Microscope Telescope ANSWER DOWNLOAD EXAMIANS APP
Physics Find the resistance (in mega) of a wire of length 20m, cross sectional area 1 cm2 and made of a material of resistivity 200m. 2000 80 40 4000 2000 80 40 4000 ANSWER DOWNLOAD EXAMIANS APP
Physics What is a compound microscope? A microscope whose lenses are concave. A microscope whose lenses are convex. A microscope that has one lens. A microscope that has two sets of lenses : an occular lens and an eyepiece. A microscope whose lenses are concave. A microscope whose lenses are convex. A microscope that has one lens. A microscope that has two sets of lenses : an occular lens and an eyepiece. ANSWER DOWNLOAD EXAMIANS APP
Physics Conservation of energy refers to the fact that The entropy of the universe is always increasing Energy cannot be created or destroyed but can be converted from one form to another No chemical reaction is 100 percent efficient If you conserve energy you will not be as tired The entropy of the universe is always increasing Energy cannot be created or destroyed but can be converted from one form to another No chemical reaction is 100 percent efficient If you conserve energy you will not be as tired ANSWER DOWNLOAD EXAMIANS APP
Physics Which alternative energy source is exhaustible? Solar energy Tidal energy Geothermal energy Wind energy Solar energy Tidal energy Geothermal energy Wind energy ANSWER DOWNLOAD EXAMIANS APP