Physics

Problem

11.10 What is the de Broglie wavelength of (a) a bullet of mass 0.040 kg travelling at the speed of

1.0 \mathrm{~km} / \mathrm{s}

, (b) a ball of mass 0.060 kg moving at a speed of

1.0 \mathrm{~m} / \mathrm{s}

, and (c) a dust particle of mass

1.0 \times 10^{-9} \mathrm{~kg}

drifting with a speed of 2.2

\mathrm{m} / \mathrm{s}