Protons Are Being Accelerated in a Particle Accelerator

question 83

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 .
• E)decrease by a factor of .