Physics A periscope works on the principle of Total internal reflection Diffraction Reflection Refraction Total internal reflection Diffraction Reflection Refraction ANSWER DOWNLOAD EXAMIANS APP
Physics The surface tension of water on adding detergent to it Decreases Increases No change Becomes zero Decreases Increases No change Becomes zero ANSWER DOWNLOAD EXAMIANS APP
Physics If an electron and a photon have the same wavelength, then they will have the same Energy Velocity Angular momentum Linear momentum Energy Velocity Angular momentum Linear momentum ANSWER DOWNLOAD EXAMIANS APP
Physics What is a neuron ? Basic unit of nervous system Particle released during radioactivity The anti-particle of neutron Basic unit of energy Basic unit of nervous system Particle released during radioactivity The anti-particle of neutron Basic unit of energy ANSWER DOWNLOAD EXAMIANS APP
Physics The threshold frequency is the frequency below which : Photo current increases with voltage Photo current is constant Photo electric emission is not possible Photo current decreases with voltage Photo current increases with voltage Photo current is constant Photo electric emission is not possible Photo current decreases with voltage ANSWER DOWNLOAD EXAMIANS APP
Physics Skids occur when the brakes are applied so hard that the front or rear wheels lose traction are called as Braking Power Blowout Cornering Braking Power Blowout Cornering ANSWER DOWNLOAD EXAMIANS APP