Physics Which of the following principle is used to produce ''low-temperatures' ? Thermo-electric effect Adiabatic demagnetisation Super conductivity Joule-Kelvin effect Thermo-electric effect Adiabatic demagnetisation Super conductivity Joule-Kelvin effect ANSWER DOWNLOAD EXAMIANS APP
Physics Tesla is a unit of magnetic : Flux Induction Field Moment Flux Induction Field Moment ANSWER DOWNLOAD EXAMIANS APP
Physics The dimension of Planck constant equals to that of Energy Momentum Angular momentum Power Energy Momentum Angular momentum Power ANSWER DOWNLOAD EXAMIANS APP
Physics Electron microscope works on which of the following principles? Motion of charged particle in electromagnetic fields Faraday's law of Electromagnetic induction Wave Nature of electrons Optical interference Motion of charged particle in electromagnetic fields Faraday's law of Electromagnetic induction Wave Nature of electrons Optical interference ANSWER DOWNLOAD EXAMIANS APP
Physics Out of the following pairs, choose the pair in which the physical quantities do not have identical dimension? Impulse and moment of force Pressure and Young's modules Force and rate of change of linear momentum Planck's constant and Angular momentum Impulse and moment of force Pressure and Young's modules Force and rate of change of linear momentum Planck's constant and Angular momentum ANSWER DOWNLOAD EXAMIANS APP
Physics A body is initially moving with a velocity of 5 m/s. It undergoes an acceleration of 2 m/s2 for 4 seconds. Find the displacement (in m) of this body in these 4 seconds. 72 4 36 8 72 4 36 8 ANSWER DOWNLOAD EXAMIANS APP