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Directions: These questions consist of two statements, each printed as Assertion and Reason. While answering these questions, you are required to choose any one of the following four responses.
Assertion : For a point charge, concentric spheres centered at a location of the charge are equipotential surfaces.
Reason : An equipotential surface is a surface over which potential has zero value.
  • a)
    If both Assertion and Reason are correct and the Reason is a correct explanation of the Assertion.
  • b)
    If both Assertion and Reason are correct but Reason is not a correct explanation of the Assertion.
  • c)
    If the Assertion is correct but Reason is incorrect.
  • d)
    If both the Assertion and Reason are incorrect.
Correct answer is option 'C'. Can you explain this answer?
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Directions: These questions consist of two statements, each printed a...
An equipotential surface is a surface over which potential is constant
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Directions: These questions consist of two statements, each printed a...
Assertion: For a point charge, concentric spheres centered at a location of the charge are equipotential surfaces.
Reason: An equipotential surface is a surface over which potential has zero value.

Explanation:
- Equipotential Surfaces: Equipotential surfaces are surfaces in which the electric potential at every point on the surface is the same. In other words, all points on an equipotential surface have the same electric potential.
- Point Charge: A point charge is a charged particle that is considered to be concentrated at a single point in space. It has no dimensions and can be either positive or negative.
- Concentric Spheres: Concentric spheres are spheres that share the same center point. They have different radii but their centers are at the same location.
- Assertion: The assertion states that concentric spheres centered at the location of a point charge are equipotential surfaces. This means that the electric potential at every point on these spheres is the same.
- Reason: The reason given is that an equipotential surface is a surface over which potential has zero value. This reason is incorrect because an equipotential surface does not necessarily have a zero value of potential. It simply means that the potential is constant on that surface.
- Correct Answer: The correct answer is option 'C' because the assertion is correct (concentric spheres centered at a point charge are indeed equipotential surfaces), but the reason is incorrect (an equipotential surface does not have a zero value of potential).
- Explanation of Correct Answer: The concentric spheres centered at a point charge are equipotential surfaces because the electric potential at every point on these spheres is the same. This can be understood by considering the electric field created by a point charge. The electric field lines radiate outward from the point charge, perpendicular to the surfaces of the spheres. Since the electric field is perpendicular to the equipotential surfaces, no work is done in moving a charge along these surfaces. Therefore, the potential remains constant, making the spheres equipotential surfaces. The reason given in the question, that an equipotential surface has a zero value of potential, is incorrect. Equipotential surfaces can have any value of potential, including zero, but they are not limited to zero.
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Directions: These questions consist of two statements, each printed as Assertion and Reason. While answering these questions, you are required to choose any one of the following four responses.Assertion : For a point charge, concentric spheres centered at a location of the charge are equipotential surfaces.Reason : An equipotential surface is a surface over which potential has zero value.a)If both Assertion and Reason are correct and the Reason is a correct explanation of the Assertion.b)If both Assertion and Reason are correct but Reason is not a correct explanation of the Assertion.c)If the Assertion is correct but Reason is incorrect.d)If both the Assertion and Reason are incorrect.Correct answer is option 'C'. Can you explain this answer?
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Directions: These questions consist of two statements, each printed as Assertion and Reason. While answering these questions, you are required to choose any one of the following four responses.Assertion : For a point charge, concentric spheres centered at a location of the charge are equipotential surfaces.Reason : An equipotential surface is a surface over which potential has zero value.a)If both Assertion and Reason are correct and the Reason is a correct explanation of the Assertion.b)If both Assertion and Reason are correct but Reason is not a correct explanation of the Assertion.c)If the Assertion is correct but Reason is incorrect.d)If both the Assertion and Reason are incorrect.Correct answer is option 'C'. Can you explain this answer? for Class 12 2024 is part of Class 12 preparation. The Question and answers have been prepared according to the Class 12 exam syllabus. Information about Directions: These questions consist of two statements, each printed as Assertion and Reason. While answering these questions, you are required to choose any one of the following four responses.Assertion : For a point charge, concentric spheres centered at a location of the charge are equipotential surfaces.Reason : An equipotential surface is a surface over which potential has zero value.a)If both Assertion and Reason are correct and the Reason is a correct explanation of the Assertion.b)If both Assertion and Reason are correct but Reason is not a correct explanation of the Assertion.c)If the Assertion is correct but Reason is incorrect.d)If both the Assertion and Reason are incorrect.Correct answer is option 'C'. Can you explain this answer? covers all topics & solutions for Class 12 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Directions: These questions consist of two statements, each printed as Assertion and Reason. While answering these questions, you are required to choose any one of the following four responses.Assertion : For a point charge, concentric spheres centered at a location of the charge are equipotential surfaces.Reason : An equipotential surface is a surface over which potential has zero value.a)If both Assertion and Reason are correct and the Reason is a correct explanation of the Assertion.b)If both Assertion and Reason are correct but Reason is not a correct explanation of the Assertion.c)If the Assertion is correct but Reason is incorrect.d)If both the Assertion and Reason are incorrect.Correct answer is option 'C'. Can you explain this answer?.
Solutions for Directions: These questions consist of two statements, each printed as Assertion and Reason. While answering these questions, you are required to choose any one of the following four responses.Assertion : For a point charge, concentric spheres centered at a location of the charge are equipotential surfaces.Reason : An equipotential surface is a surface over which potential has zero value.a)If both Assertion and Reason are correct and the Reason is a correct explanation of the Assertion.b)If both Assertion and Reason are correct but Reason is not a correct explanation of the Assertion.c)If the Assertion is correct but Reason is incorrect.d)If both the Assertion and Reason are incorrect.Correct answer is option 'C'. Can you explain this answer? in English & in Hindi are available as part of our courses for Class 12. Download more important topics, notes, lectures and mock test series for Class 12 Exam by signing up for free.
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