Identify the incorrect relationship

Options

A. Number of waves in an orbit, n = `(2pir)/lambda`
B. Number of revolutions of an electron per second in `n^(th)` orbit = `(v_(n))/2pi r_(n)`
C. Wavelength of an electron = `h/p`
D. Speed of a (de- Broglie wavelength) particle accelerated by a potential difference V is `v = (2eV)/m`

Answer

D