Which of the following statements is correct regarding electrostatics of conductors?

1. The interior of the conductor with no cavity can have no excess charge in the static situation.
2. Electrostatic potential is constant throughout the volume of the conductor.
3. Electrostatic potential has the same value inside as that on its surface.
4. All of these.
Subtopic:  Electrostatic Shielding |
 88%
From NCERT
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NEET 2023 - Target Batch - Aryan Raj Singh

A conducting sphere of radius R is given a charge Q. The electric potential and field at the center of the sphere respectively are:

1.  Zero and \(\mathrm{Q} / 4 \pi \varepsilon_{\mathrm{o}} \mathrm{R}^2\)
2. \(\mathrm{Q} / 4 \pi \varepsilon_{\mathrm{O}} \mathrm{R}\) and zero
3. \(\mathrm{Q} / 4 \pi \varepsilon_{\mathrm{O}} \mathrm{R}\) and \(\mathrm{Q} / 4 \pi \varepsilon_{\mathrm{o}} \mathrm{R}^2\)
4.  Both are zero


 

Subtopic:  Electrostatic Shielding |
 86%
From NCERT
NEET - 2014
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Two concentric metallic spherical shells A and B of radii a and b respectively (b>a) are arranged such that outer shell is earthed and inner shell is charged to Q. Charge on the outer surface of outer shell will be:

1. -Qab

2. Q1-ab

3. -Q

4. zero

Subtopic:  Electrostatic Shielding |
From NCERT
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NEET 2023 - Target Batch - Aryan Raj Singh
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NEET 2023 - Target Batch - Aryan Raj Singh

Two concentric conducting spherical shells carry charge Q each. The inner shell is earthed. The charge that flows into the earth is:

   

1. Q

2. 3Q2

3. -Q2

4. -3Q2

Subtopic:  Electrostatic Shielding |
From NCERT
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NEET 2023 - Target Batch - Aryan Raj Singh
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To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh