Which of the following equations is dimensionally incorrect ?
(E= energy, U= potential energy, P=momentum, m= mass, v= speed)

A photon has same wavelength as the de Broglie wavelength of electrons. Given C=speed of light , v= speed of electron. Which of the followitg relation is correct? [Here E_e= kinetic energy of electron, E_(ph)= energy of photon, P_e= momentum of electron and P_(ph)= momentum of photon]

Which of the following graph is correct between kinetic energy E , potential energy (U) and height (h) from the ground of the partical

Which of the following graph is correct between kinetic energy E , potential energy (U) and height (h) from the ground of the partical

A planet is revolving around the sun in an elliptical orbit. Which out of the following remains constant. (a) Linear speed (b) angular momentum ( c) kinetic energy (d) potential energy (e) total energy throughout its orbit.

A planet is revolving around the sun in an elliptical orbit. Which out of the following remains constant. (a) Linear speed (b) angular momentum ( c) kinetic energy (d) potential energy (e) total energy throughout its orbit.

The dimensional formula for potential energy is

The dimensional formula for potential energy is