Physics Air coolers are more suitable for Cool and humid climate Hot and humid climate Cool and dry climate Hot and dry climate Cool and humid climate Hot and humid climate Cool and dry climate Hot and dry climate ANSWER DOWNLOAD EXAMIANS APP
Physics The resistance of a conductor is inversely proportional to its: Resistivity Area of cross section Length Temperature Resistivity Area of cross section Length Temperature ANSWER DOWNLOAD EXAMIANS APP
Physics What type of heat transfer is boiling water? Conduction Radiation Convection None of these Conduction Radiation Convection None of these ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is not caused by atmospheric refraction of light ? Twinkling of stars at night Sun becoming visible two or three minutes before actual sunrise Sun appearing red at sunset Sun appearing higher in the sky than it actually is Twinkling of stars at night Sun becoming visible two or three minutes before actual sunrise Sun appearing red at sunset Sun appearing higher in the sky than it actually is ANSWER DOWNLOAD EXAMIANS APP
Physics An electron microscope gives higher magnification than an optical microscope, because : The wavelength of electrons is smaller as compared to the wavelength of visible light The velocity of electron is smaller than that of visible light The electrons have more energy than the light particles It uses more powerful lenses The wavelength of electrons is smaller as compared to the wavelength of visible light The velocity of electron is smaller than that of visible light The electrons have more energy than the light particles It uses more powerful lenses ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following properties is found only in ferromagnetic materials ? Attracting a magnetic substance Hysteresis Point in a particular direction Susceptibility independent of temperature Attracting a magnetic substance Hysteresis Point in a particular direction Susceptibility independent of temperature ANSWER DOWNLOAD EXAMIANS APP
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