Physics What part of the atom has a positive charge? Neutron All listed here Electron Proton Neutron All listed here Electron Proton ANSWER DOWNLOAD EXAMIANS APP
Physics The rate of change of linear momentum of a body falling freely under gravity is equal to it's ________ ? Kinetic Energy Potential Energy Impulse Weight Kinetic Energy Potential Energy Impulse Weight 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 Increases with height of the wall Depends on the thickness of the wall Increases with depth of the wall Depends on the area of the wall Increases with height of the wall Depends on the thickness of the wall Increases with depth of the wall Depends on the area of the wall ANSWER DOWNLOAD EXAMIANS APP
Physics The number of waves per second in a sound is called ________ of that sound. Frequency Displacement Velocity Acceleration Frequency Displacement Velocity Acceleration ANSWER DOWNLOAD EXAMIANS APP
Physics For a body moving with non-uniform velocity and uniform acceleration Velocity – Time graph is nonlinear Displacement – Time graph is linear Displacement – Time graph is non-linear Velocity – Time graph is linear Velocity – Time graph is nonlinear Displacement – Time graph is linear Displacement – Time graph is non-linear Velocity – Time graph is linear ANSWER DOWNLOAD EXAMIANS APP
Physics Sound travels with a different speed in media. In what order does the velocity of sound increase in these media? Water, iron and air Iron, water and air Air, water and iron Iron, air and water Water, iron and air Iron, water and air Air, water and iron Iron, air and water ANSWER DOWNLOAD EXAMIANS APP