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

question 4

Multiple Choice

Protons are being accelerated in a particle accelerator. When the speed 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 \(\sqrt { 2 }\) .

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