The diagram shows the path of a proton being deflected by the nucleus of an atom - AQA - A-Level Physics - Question 26 - 2021 - Paper 2
Question 26
The diagram shows the path of a proton being deflected by the nucleus of an atom. Point P is the position of the proton when it is closest to the nucleus.
What is n... show full transcript
Worked Solution & Example Answer:The diagram shows the path of a proton being deflected by the nucleus of an atom - AQA - A-Level Physics - Question 26 - 2021 - Paper 2
Step 1
A Its rate of change of momentum is at a minimum.
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Answer
At point P, the proton experiences a significant force due to the nucleus, causing a rapid change in its momentum. Therefore, this statement is true.
Step 2
B Its kinetic energy is at a minimum.
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Answer
At point P, the proton is closest to the nucleus, leading to maximum interaction and thus, high kinetic energy. Therefore, this statement is false, as kinetic energy should be maximum here.
Step 3
C Its potential energy is at a maximum.
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Answer
Potential energy is highest when the proton is closest to the nucleus due to the attractive force. Thus, this statement is true.
Step 4
D Its acceleration is at a maximum.
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Answer
At point P, the proton experiences maximum acceleration due to the nucleus's attractive force, confirming that this statement is true.
