Refer to NEET Physics Mass Energy Equivalence and Nuclear Reactions MCQs Set A provided below available for download in Pdf. The MCQ Questions for Full Syllabus Physics with answers are aligned as per the latest syllabus and exam pattern suggested by NEET, NCERT and KVS. Multiple Choice Questions for Mass Energy Equivalence and Nuclear Reactions are an important part of exams for Full Syllabus Physics and if practiced properly can help you to improve your understanding and get higher marks. Refer to more Chapter-wise MCQs for NEET Full Syllabus Physics and also download more latest study material for all subjects
MCQ for Full Syllabus Physics Mass Energy Equivalence and Nuclear Reactions
Full Syllabus Physics students should refer to the following multiple-choice questions with answers for Mass Energy Equivalence and Nuclear Reactions in Full Syllabus.
Mass Energy Equivalence and Nuclear Reactions MCQ Questions Full Syllabus Physics with Answers
Question: When the number of nucleons in nuclei increases, the binding energy per nucleon
a) first increases and then decreases with increase of mass number
b) remains constant with mass number
c) decreases continuously with mass number
d) increases continuously with mass number
Answer: first increases and then decreases with increase of mass number
Question: The mass of an atomic nucleus is less than the sum of the masses of its constituents. This mass defect is converted into
a) energy which binds nucleons together
b) electrical energy
c) light energy
d) heat energy
Answer: energy which binds nucleons together
Question: Nuclear forces are
a) spin dependent and have a non-central part
b) spin independent and have no non-central part
c) spin dependent and have no non-central part
d) spin independent and have a non-central part
Answer: spin dependent and have a non-central part
Question: Fusion reaction occurs at temperatures of the order of
a) 107 K
b) 10 K
c) 103 K
d) 104 K
Answer: 107 K
Question: If 1 mg of U235 is completely annihilated, the energy liberated is
a) 9 × 1010 J
b) 9 × 1019 J
c) 9 × 1017 J
d) Nonwe of these
Answer: 9 × 1010 J
More Questions..........................................................
Question: Control rods used in nuclear reactors are made of
a) cadmium
b) graphite
c) plutonium
d) stainless steel
Answer: cadmium
Question: Two nucleons are at a separation of 1 fermi. The net force between them is F1 if both are neutrons, F2 if both are protons and F3 if one is proton and the other is a neutron. Then
a)
b) None of these
c)
d)
Answer:
Question: Which of the following statement is not true regarding Einsteins mass energy relation?
a) Mass and energy can never be related to each other
b) Mass and energy are two different forms of the same entity.
c) Energy disappears to reappear as mass
d) Mass disappears to reappear as energy
Answer: Mass and energy can never be related to each other
Question: The curve of binding energy per nucleon as a function of atomic mass number has a sharp peak for helium nucleus. This implies that helium
a) is very stable
b) can be used as fissionable meterial
c) is radioactive
d) can easily be broken up
Answer: is very stable
Question: Calculate the binding energy of a deuteron atom, which consist of a proton and a neutron, given that the atomic mass of the deutron is 2.014102 u.
a) 2.224 MeV
b) 2.014102 MeV
c) 0.002388 MeV
d) 2.16490 MeV
Answer: 2.224 MeV
Question: On an average, the number of neutrons and the energy of a neutron released per fission of a uranium atom are respectively
a) 2.5 and 2 MeV
b) 2.5 and 2 keV
c) 3 and l keV
d) 2 and 2 keV
Answer: 2.5 and 2 MeV
Question: A moderator is used in nuclear reactors in order to
a) decrease the number of neutrons
b) increase the number of neutrons
c) acceleerate the neutrons
d) slow down the speed of the nuetrons
Answer: decrease the number of neutrons
Question: Fusion reactions take place at high temperature because
a) kinetic enrgy is high enough to overcome repulsion between nuclei
b) nuclei break up at high temperature
c) molecules break up at high temperature
d) atoms are ionised at high temperature
Answer: kinetic enrgy is high enough to overcome repulsion between nuclei
Question: For a nuclear fusion process, suitable nuclei are
a) lighter nuclei
b) nuclei lying in the middle of periodic table
c) heavy nuclei
d) any nuclei
Answer: lighter nuclei
Question: If a star can convert all the He nuclei completely into oxygen nuclei. The energy released per oxygen nuclei is [Mass of He nucleus is 4.0026 amu and mass of Oxygen nucleus is 15.9994 amu]
a) 10.24 MeV
b) 7.6 MeV
c) 56.12 MeV
d) 23.9 MeV
Answer: 10.24 MeV
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MCQs for Mass Energy Equivalence and Nuclear Reactions Physics Full Syllabus
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