Physics When hot-water is sprinkled on a hotter glass tumbler, it breaks because Glass suddenly contracts Glass reacts chemically with water Water evaporates Glass suddenly expands Glass suddenly contracts Glass reacts chemically with water Water evaporates Glass suddenly expands ANSWER DOWNLOAD EXAMIANS APP
Physics Which term is not associated with sound wave? Decibel Hertz Candela Mach Decibel Hertz Candela Mach ANSWER DOWNLOAD EXAMIANS APP
Physics 'Parsec' is the unit measurement of Orbital velocity of giant stars Astronomical distance Density of stars Brightness of heavenly bodies Orbital velocity of giant stars Astronomical distance Density of stars Brightness of heavenly bodies ANSWER DOWNLOAD EXAMIANS APP
Physics Which one of the following is not a property of electromagnetic waves? Oscillating electric field and magnetic field are perpendicular to each other. Electromagnetic waves do not require a medium to propagate. Electromagnetic waves are transverse waves Electromagnetic waves do not show interference and diffraction. Oscillating electric field and magnetic field are perpendicular to each other. Electromagnetic waves do not require a medium to propagate. Electromagnetic waves are transverse waves Electromagnetic waves do not show interference and diffraction. ANSWER DOWNLOAD EXAMIANS APP
Physics What is a compound microscope? A microscope that has two sets of lenses : an occular lens and an eyepiece. A microscope whose lenses are concave. A microscope that has one lens. A microscope whose lenses are convex. A microscope that has two sets of lenses : an occular lens and an eyepiece. A microscope whose lenses are concave. A microscope that has one lens. A microscope whose lenses are convex. ANSWER DOWNLOAD EXAMIANS APP
Physics A radioactive substance does not undergo any change (in mass or charge) during Gamma-emission Beta-emission Oxidation Alpha-emission Gamma-emission Beta-emission Oxidation Alpha-emission ANSWER DOWNLOAD EXAMIANS APP