Physics Why the needle of iron swims on water surface when it is kept gently ? Due to its shape Due to surface tension It will remain under the water, when it will displace more water than its weight The density of needle is less than that of water Due to its shape Due to surface tension It will remain under the water, when it will displace more water than its weight The density of needle is less than that of water ANSWER DOWNLOAD EXAMIANS APP
Physics The theory of relativity is presented by which scientist Stephen Hawking Isaac Newton Albert Einstein Marie Curie Stephen Hawking Isaac Newton Albert Einstein Marie Curie ANSWER DOWNLOAD EXAMIANS APP
Physics The speed of sound in air depends on Temperature Frequency None of these Wavelength Temperature Frequency None of these Wavelength ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following has got more heat capacity ? Gold piece Water Iron piece Benzene Gold piece Water Iron piece Benzene ANSWER DOWNLOAD EXAMIANS APP
Physics Propagation of sound can be visualised as propagation of ________ variations in the medium Porosity Elasticity Density Viscosity Porosity Elasticity Density Viscosity ANSWER DOWNLOAD EXAMIANS APP
Physics What are the particles emitted by radioactive element after 3 consecutive disintegration? 2 beta 2 alpha 2 beta 1 alpha 1 alpha 1 beta 2 alpha 1 beta 2 beta 2 alpha 2 beta 1 alpha 1 alpha 1 beta 2 alpha 1 beta ANSWER DOWNLOAD EXAMIANS APP
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