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Q. No.Reason: Railway carriage is made of iron which acts as Faraday cages.
1. Both assertion & reason are true and the reason is the correct explanation of the assertion.
2. Both assertion & reason are true but the reason is not the correct explanation of the assertion.
3. Assertion is a true statement but the reason is false.
4. Both assertion and reason are false statements.
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology
1. 50 \(\mu F\) and 30 \(\mu F\)
2. 20 \(\mu F\) and 30 \(\mu F\)
3. 60 \(\mu F\) and 40 \(\mu F\)
4. 40 \(\mu F\) and 10 \(\mu F\)
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology
1. \(\Big(\frac{-qQ}{4\pi\varepsilon_0}\frac{1}{a}\Big)\sqrt2\)
2. \(\Big(\frac{qQ}{4\pi\varepsilon_0}\frac{1}{a}\Big)\sqrt2\)
3. \(\Big(\frac{qQ}{4\pi\varepsilon_0}\frac{1}{a}\Big)\frac{1}{\sqrt2}\)
4. Zero
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyEquipotential surfaces:
1. are closer in regions of large electric fields compared to regions of lower electric fields.
2. will be more crowded near the sharp edges of a conductor.
3. will always be equally spaced.
4. both (1) and (2) are correct.
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyAssertion (A): The potential at the centre cannot be \(0\) V.
Reason (R): Potential in the interior of a sphere must always be greater than the potential on the surface.
1. (A) is true but (R) is false.
2. (A) is false but (R) is true.
3. Both (A) and (R) are true and (R) is the correct explanation of (A).
4. Both (A) and (R) are true but (R) is not the correct explanation of (A).
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology
Assertion: The electric flux due to the external charge q and the induced charges on the sphere through the spherical surface S shown dotted in the diagram, is (-q/\(\varepsilon_0\)).
Reason: Negative charges are induced on the surface of the conducting sphere due to the positive charge q in the vicinity, and the potential of the conducting sphere is zero.
1. Both assertion and reason are true, and the reason is the correct explanation of the assertion.
2. Both assertion and reason are true, but the reason is not the correct explanation of the assertion.
3. Assertion is true but the reason is false.
4. Assertion is false but the reason is true.
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology| (I) | The charge on the plates increases. |
| (II) | The energy stored in the capacitor increases. |
| (III) | Work is done by the battery as the slab is inserted. |
1. I, II are true
2. I, and III are true
3. Only I is true
4. I, II, and III are true
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology| (I). | The charge on the plates |
| (II). | The potential difference between the plates |
| (III). | The energy stored in the capacitor |
| 1. | I only |
| 2. | I, II |
| 3. | I, III |
| 4. | I, II, III |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyA thin conducting spherical shell of radius R has a charge Q which is uniformly distributed on its surface. The correct plot for electrostatic potential due to this spherical shell is:
| 1. |  |
2. |  |
| 3. |  |
4. |  |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyAssertion: An isolated system consists of two particles of equal masses m=10 gm and charges and as shown in the figure. The initial separation of both charges is = 1m. Both the charges are given initial velocities and towards the right. The maximum separation between the charges is infinite.
Reason: The total energy (Kinetic energy + electrostatic potential energy) of given two-particle system is positive and the initial velocity of separation is positive.
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true but (R) is not the correct explanation of (A).
3. (A) is true but (R) is false.
4. (A) is false and (R) is also false.
- If both the assertion and the reason are true and the reason is a correct explanation of the assertion
- If both the assertion and reason are true but the reason is not a correct explanation of the assertion
- If the assertion is true but the reason is false
- If both the assertion and reason are false
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