Physics Propagation of sound can be visualised as propagation of ________ variations in the medium Porosity Viscosity Elasticity Density Porosity Viscosity Elasticity Density ANSWER DOWNLOAD EXAMIANS APP
Physics Hertz is a unit for measuring Frequency of waves Intensity of waves Clarity of waves Wavelength Frequency of waves Intensity of waves Clarity of waves Wavelength ANSWER DOWNLOAD EXAMIANS APP
Physics The point where total mass of a body is supposed to be concentrated is known as Centre of mass Centre of gravity Centre of motion Dead centre Centre of mass Centre of gravity Centre of motion Dead centre ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following experiments analyzed the Fraunhofer lines of the solar spectrum? Geiger and Marsdens experiment on scattering of alpha particles Bunsen and Kirchhoff's experiment Lamb-Rutherford experiment Barkla's experiment on scattering of X-rays Geiger and Marsdens experiment on scattering of alpha particles Bunsen and Kirchhoff's experiment Lamb-Rutherford experiment Barkla's experiment on scattering of X-rays ANSWER DOWNLOAD EXAMIANS APP
Physics If the velocity of a body is halved its kinetic energy ________ Becomes half Becomes 1/4 th Is also doubled Become 4 times Becomes half Becomes 1/4 th Is also doubled Become 4 times ANSWER DOWNLOAD EXAMIANS APP
Physics The width of depletion layer of a P-N junction Is increased under reverse bias Is independent of applied voltage Increases with heavy doping Decreases with light doping Is increased under reverse bias Is independent of applied voltage Increases with heavy doping Decreases with light doping ANSWER DOWNLOAD EXAMIANS APP
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