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

question 99

Multiple Choice

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

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