Q. No.| Assertion (A): | Mass of a body decreases slightly when it is negatively charged. |
| Reason (R): | Charging is due to the transfer of electrons. |
| 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 but (R) is true. |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology| Assertion (A): | If electrons in an atom were stationary, then they would fall into the nucleus. |
| Reason (R): | Electrostatic force of attraction acts between negatively charged electrons and positive nucleus. |
| 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 but (R) is true. |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyReason: Electric field due to dipole varies inversely as the square of the distance.
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. Both assertion and reason are false
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyReason: The atom is stable only because the centripetal force due to Coulomb's law is balanced by the centrifugal force.
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. Both assertion and reason are false
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyReason: Gauss's law is independent of the size of the Gaussian surface.
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. Both assertion and reason are false
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyAssertion: When charges are shared between any two bodies, no charge is really lost but some loss of energy does occur.
Reason: Some energy disappears in the form of heat, sparking, etc.
1. Both the assertion and reason are true and reason explains the assertion.
2. Both the assertion and reason are true but reason does not explain the assertion.
3. Assertion is true but reason is false.
4. Assertion is false but reason is true.
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyAssertion: Work done in moving a charge between any two points in a uniform electric field is independent of the path followed by the charge between these points.
Reason: Electrostatic forces are non-conservative.
1. Both the assertion and reason are true and reason explains the assertion.
2. Both the assertion and reason are true but reason does not explain the assertion.
3. Assertion is true but reason is false.
4. Assertion is false but reason is true.
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyReason: An electron has less potential energy at a point where potential is higher and vice-versa.
1. Both the assertion and reason are true and reason explains the assertion.
2. Both the assertion and reason are true but reason does not explain the assertion.
3. Assertion is true but reason is false.
4. Assertion is false but reason is true.
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe figure shows some of the electric field lines corresponding to an electric field. The figure suggests:
1. EA > EB > EC
2. EA = EB = EC
3. EA = EC > EB
4. EA = EC < EB
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyAssertion: If a proton and an electron are placed in the same uniform electric field then they experience different accelerations.
Reason: Electric force on a test charge is independent of its mass.
1. Both the assertion and reason are true and reason explains the assertion.
2. Both the assertion and reason are true but reason does not explain the assertion.
3. Assertion is true but reason is false.
4. Assertion is false but reason is true.
- 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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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology
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