Question

The graph between energy of an electron and its de-Broglie wavelength l in logarithmic scale is best drawn by –

• A.
• B.
• C.
• D.

Answer 1

Answer: (C)

Answer 2

=$\frac{h}{\sqrt{2mK}}$

log l = log$\frac{h}{\sqrt{2m}}$ – $\frac{1}{2}$ log K