Exam-style question
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What does it mean if electric field lines are parallel and equally spaced in a diagram?.
- A.The electric field is weak and non-uniform.
- B.The electric field is strong and uniform.
- C.The electric field is strong and non-uniform.
- D.The electric field is weak and uniform.
Model answer
What a good answer should say
- The electric field is strong and uniform.
Explanation
Why this works
When electric field lines are parallel and equally spaced, it indicates that the electric field is both strong and uniform. This means that the force experienced by a charge placed in this field would be constant in magnitude and direction throughout the region.
The implication is that such a uniform field is essential in many applications, such as in capacitors. Thus, this conclusion reinforces the understanding of how uniform electric fields function in practical scenarios.
Common mistake
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