A Proton of Mass M Is at Rest When It

question 80

Multiple Choice

A proton of mass m is at rest when it is suddenly struck head-on by an alpha particle (which consists of 2 protons and 2 neutrons) moving at speed v.If the collision is perfectly elastic,what speed will the alpha particle have after the collision? (Assume the neutron's mass is equal to the proton's mass. )

• A)zero
• B)2v/3
• C)3v/5
• D)5v/3

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Definitions:

Milgram Experiment

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The provision of reasons or evidence to justify a claim or argument.