Protons Are Being Accelerated in a Particle Accelerator $\sqrt { 2 }$

question 106

Multiple Choice

Protons are being accelerated in a particle accelerator. When the energy of the protons is doubled, their de Broglie wavelength will

• A) decrease by a factor of 2 .
• B) decrease by a factor of \(\sqrt { 2 }\).
• C) increase by a factor of 2 .
• D) increase by a factor of 4 .
• E) increase by a factor of \(\sqrt { 2 }\).