An Alpha Particle (Mass = 4 Amu)is Moving Twice as Fast

question 101

Multiple Choice

An alpha particle (mass = 4 amu) is moving twice as fast as a proton (mass = 1 amu) .Calculate the de Broglie wavelength of the proton divided by the de Broglie wavelength of the alpha particle.

• A)1/4
• B)8
• C)1/8
• D)2
• E)1/2