Quiz  /  Mass Defect Class 10 MCQ Questions With Answers

  • 1. 
    Which of the following statements is/are correctregarding the binding energy of the nucleus.I. It is equivalent to the mass defectII. It is the energy that holds the nucleustogetherIII. It is the energy required to remove aproton from the nucleus

  • I only
  • II only
  • III only
  • I and II only

  • 2. 
    When nucleons form stable nucleus, bindingenergy is _______.

  • created from nothing
  • destroyed into nothing
  • absorbed as high energy photons orparticles
  • released as high energy photons or particles

  • 3. 
    The energy equivalent in joules of the mass of2.0 *10-31 𝑘𝑔 _____.

  • 2.0 *10-31𝐽
  • 6.0 *10-23 𝐽
  • 1.8 * 10-14𝐽
  • 8.2 * 10-14 𝐽

  • 4. 
    Which graph best represents the relationshipbetween energy and mass when matter is convertedinto energy?

  • A
  • B
  • C
  • D

  • 5. 
    The mass of 12C is 12 𝑢 where;1𝑢 = 1.660 559 * 10-27𝑘𝑔. This mass is equal to:

  • The mass of 12C nucleus
  • The mass of 12C nucleus plus 6 electrons
  • The mass of 12C nucleus plus 12 electrons
  • The mass of 6 protons and 6 neutrons

  • 6. 
    As the binding energy of a nucleus increases, theenergy required to separate the nucleus intonucleons _____.

  • decreases
  • increases
  • stays the same
  • becomes negative to positive

  • 7. 
    The atom 714𝑁has a mass of 14.0031 𝑢.The mass defect equals ______.

  • 0.1089 u
  • 0.2026 u
  • 0.2341 u
  • 0.0003 u
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