NEET Physics: Atoms and Nuclei — MCQ Test 19

Q6. Which property of the nuclear force leads to the saturation of binding energy in large nuclei?

Q7. What is the binding energy of a nucleus with a mass defect of \( 0.09 \, \text{u} \)? (Given \( 1 \, \text{u} = 931.5 \, \text{MeV/c}^2 \))

Q8. What is the significance of the binding energy per nucleon curve?

Q9. What is the energy released when \( 2 \, \text{g} \) of matter is completely converted into energy? (Given \( c = 3 \times 10^8 \, \text{m/s} \))

Q10. What is the binding energy of a nucleus with mass defect \( 0.12 \, \text{u} \)? (Given \( 1 \, \text{u} = 931.5 \, \text{MeV/c}^2 \))

NEET Physics — Atoms and Nuclei

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The mass of a proton is 1.67262×10−27 kg1.67262 \times 10^{-27} \, \text{kg}. What is its energy equivalent in Joules? (Given c=3×108 m/sc = 3 \times 10^8 \, \text{m/s})

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About this NEET MCQ Test

This page provides a free online MCQ test for NEET Physics preparation, focusing specifically on the chapter Atoms and Nuclei. It contains 10 carefully selected multiple-choice questions (MCQs) designed to test your conceptual understanding and exam readiness.

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Key concepts covered in this specific test include Equivalent, Following, Negligible, Together, Difference, and Chemical.

Taking these timed MCQ tests helps you simulate the real NEET exam environment. Detailed step-by-step explanations are provided for every question to help you learn from your mistakes and strengthen your fundamentals.

Preview of Questions in this Test

Q1.

The mass of a proton is 1.67262×10−27 kg1.67262 \times 10^{-27} \, \text{kg}. What is its energy equivalent in Joules? (Given c=3×108 m/sc = 3 \times 10^8 \, \text{m/s})

  • A.

    1.505 × 10⁻¹⁰ J

  • B.

    1.672 × 10⁻¹⁰ J

  • C.

    1.800 × 10⁻¹⁰ J

  • D.

    2.000 × 10⁻¹⁰ J

Q2.

What is the nuclear density of a nucleus with mass 8.35×10−27 kg8.35 \times 10^{-27} \, \text{kg} and radius 2.7×10−15 m2.7 \times 10^{-15} \, \text{m}? (Use π=3.14\pi = 3.14)

  • A.

    0.9 × 10¹⁷ kg/m³

  • B.

    1.0 × 10¹⁷ kg/m³

  • C.

    1.01 × 10¹⁷ kg/m³

  • D.

    1.2 × 10¹⁷ kg/m³

Q3.

Which of the following forces is negligible in holding the nucleus together?

  • A.

    Gravitational force

  • B.

    Nuclear force

  • C.

    Coulomb force

  • D.

    Weak force

Q4.

Why is the binding energy per nucleon lower in very heavy nuclei?

  • A.

    Due to nuclear density increase

  • B.

    Increased Coulomb repulsion

  • C.

    Decrease in nuclear force

  • D.

    Higher mass defect

Q5.

What is the key difference between nuclear and chemical energy sources?

  • A.

    Nuclear radius

  • B.

    Nuclear density

  • C.

    Source of energy

  • D.

    Energy magnitude

+ 5 more questions in the actual test

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