Physics It is more difficult to walk on ice than on a concrete road because There is very little friction between the ice and feet pressing it There is more friction between the ice and feer Ice is soft when compared to concrete None of these There is very little friction between the ice and feet pressing it There is more friction between the ice and feer Ice is soft when compared to concrete None of these ANSWER DOWNLOAD EXAMIANS APP
Physics Kirchhoff's laws are applicable to C. circuits only None of these C. circuits only C. and A.C. circuits both C. circuits only None of these C. circuits only C. and A.C. circuits both ANSWER DOWNLOAD EXAMIANS APP
Physics Gas thermometers are more sensitive than the liquid thermometers because the gases Have large coefficient of expansion Have low specific heat Are lighter Have high,specific heat Have large coefficient of expansion Have low specific heat Are lighter Have high,specific heat ANSWER DOWNLOAD EXAMIANS APP
Physics According to special theory of relativity the mass of a particle Decreases with decrease in velocity. Increases with increase in velocity with respect to an observer. Decreases with increase in velocity. Is independent of its velocity. Decreases with decrease in velocity. Increases with increase in velocity with respect to an observer. Decreases with increase in velocity. Is independent of its velocity. ANSWER DOWNLOAD EXAMIANS APP
Physics A photon of X-ray has energy of 1 keV. A photon of visible radiation has energy of 3 eV. In this context, which one of the following statements is not correct? Both the photons have different energies. The speeds of both the photons in vacuum are different The frequency of X-ray photon is higher than the frequency of visible radiation photon. The wavelength of X-ray photon is less than the wavelength of visible radiation photon. Both the photons have different energies. The speeds of both the photons in vacuum are different The frequency of X-ray photon is higher than the frequency of visible radiation photon. The wavelength of X-ray photon is less than the wavelength of visible radiation photon. ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following metals is used for the manufacture of heating elements provided in electric iron ? Chromium Nichrome Nickel Tungsten Chromium Nichrome Nickel Tungsten ANSWER DOWNLOAD EXAMIANS APP
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