Physics Which of the following occurred first ? Wright Brothers successfully flew an aircraft Max Planck unveiled the Quantum Theory Guglielmo Marconi sent out the first wireless signals Albert Einstein propounded the General Theory of Relativity Wright Brothers successfully flew an aircraft Max Planck unveiled the Quantum Theory Guglielmo Marconi sent out the first wireless signals Albert Einstein propounded the General Theory of Relativity ANSWER DOWNLOAD EXAMIANS APP
Physics Propagation of sound can be visualised as propagation of ________ variations in the medium Elasticity Density Porosity Viscosity Elasticity Density Porosity Viscosity ANSWER DOWNLOAD EXAMIANS APP
Physics The wall of a dam is made thicker at the bottom than at the top because the pressure exerted by the water on the wall Depends on the area of the wall Depends on the thickness of the wall Increases with depth of the wall Increases with height of the wall Depends on the area of the wall Depends on the thickness of the wall Increases with depth of the wall Increases with height of the wall ANSWER DOWNLOAD EXAMIANS APP
Physics Longitudinal waves cannot travel through Gas Vacuum Solid Liquid Gas Vacuum Solid Liquid ANSWER DOWNLOAD EXAMIANS APP
Physics A person lifts luggage of 20 kg from the ground and puts it on his head 2m above the ground. Calculate the work done by him. (g = 10 ) 40J 400J 200J 20 J 40J 400J 200J 20 J ANSWER DOWNLOAD EXAMIANS APP
Physics Super conductors are substances that Conduct electricity at low temperature Offer high resistance to the flow of electric current Offer minimum resistance to flow of electric current Conduct electricity at high temperature Conduct electricity at low temperature Offer high resistance to the flow of electric current Offer minimum resistance to flow of electric current Conduct electricity at high temperature ANSWER DOWNLOAD EXAMIANS APP