Electrons are accelerated through before striking a nickel crystal whose interplanar…

PHYSICS · Subjective · A Level · Physics · Particles and radiation · Particles and radiation

Problem

Electrons are accelerated through

150\,\text{V}

before striking a nickel crystal whose interplanar spacing is

d = 0.091\,\text{nm}

. Calculate the glancing angle

\theta

at which the first-order diffraction maximum is expected.