MCQ Questions for Class 12 Physics Chapter 13 Nuclei Part-2 with Answers 

Nuclei Part-2 Class 12 Physics MCQs Questions with Answers

Check the below NCERT MCQ Questions for Class 12 Physics Chapter 13 Nuclei Part-2 with Answers Pdf free download. MCQ Questions for Class 12 Physics with Answers were prepared based on the latest exam pattern. We have Provided Nuclei Part-2 Class 12 Physics MCQs Questions with Answers to help students understand the concept very well.

Class 12 Physics Chapter 13 Quiz

Class 12 Physics Chapter 13 MCQ Online Test

You can refer to NCERT Solutions for Class 12 Physics Chapter 13 Nuclei Part-2 to revise the concepts in the syllabus effectively and improve your chances of securing high marks in your board exams.

Nuclei Part-2 Class 12 Physics MCQ online test

Q1.	The order of nuclear density is :
	A.103
	B.1017
	C.106
	D.None

Ans: 10¹⁷

Q2.	The isotope generally used for the treatment of cancer is:
	A.I131
	B.Hg197
	C.O15
	D.Co60

Ans: Co⁶⁰

Q3.	What percentage of radioactive substance is left after 5 half lives?
	A.3.125%
	B.6.25%
	C.12.33%
	D.31%

Ans: 3.125%

Q4.	Mass is converted into energy according to the relation:
	A.E = me²
	B.E = mgh
	C.E = \(\frac{3}{2}\)me²
	D.E = \(\frac{mgH}{c^2}\)

Ans: E = me²

Q5.	The helium atom does not contain
	A.two protons
	B.two electrons
	C.two neutrons
	D.six nucleons

Ans: six nucleons

Q6.	The more readily fissionable isotope of uranium has an atomic mass of:
	A.234
	B.235
	C.236
	D.238

Ans: 235

Q7.	Energy of electron in the 1st orbit of H-atom is:
	A.-13.6 MeV
	B.-13.6 eV
	C.-13.6 J
	D.13.6 J

Ans: -13.6 eV

Q8.	The mass no. of a nucleus is M and its atomic no. is Z. The number of neutrons in the nucleus is :
	A.M – Z
	B.M
	C.Z
	D.M + Z

Ans: M – Z

Q9.	The phenomena of radioactivity is:
	A.Exothermic change with increase or decrease with temperature
	B.increases on applied pressure
	C.nuclear process does not depend on external factors
	D.None of these

Ans: nuclear process does not depend on external factors

Q10.	When one gm of mass is converted into energy, it is equal to:
	A.103 kWh
	B.109 kWh
	C.1010 kWh
	D.1011 kWh

Ans: 10³ kWh

MCQ Questions for Class 12 Physics

MCQ Questions for Class 12 Physics Chapter 1 Electric Charges and Fields Part-1
MCQ Questions for Class 12 Physics Chapter 1 Electric Charges and Fields Part-2
MCQ Questions for Class 12 Physics Chapter 2 Electrostatic Potential and Capacitance Part-1
MCQ Questions for Class 12 Physics Chapter 2 Electrostatic Potential and Capacitance Part-2
MCQ Questions for Class 12 Physics Chapter 3 Current Electricity Part-1
MCQ Questions for Class 12 Physics Chapter 3 Current Electricity Part-2
MCQ Questions for Class 12 Physics Chapter 3 Current Electricity Part-3
MCQ Questions for Class 12 Physics Chapter 4 Moving Charges and Magnetism Part-1
MCQ Questions for Class 12 Physics Chapter 4 Moving Charges and Magnetism Part-2
MCQ Questions for Class 12 Physics Chapter 5 Magnetism and Matter Part-1
MCQ Questions for Class 12 Physics Chapter 5 Magnetism and Matter Part-2
MCQ Questions for Class 12 Physics Chapter 6 Electromagnetic Induction Part-1
MCQ Questions for Class 12 Physics Chapter 6 Electromagnetic Induction Part-2
MCQ Questions for Class 12 Physics Chapter 7 Alternating Current Part-1
MCQ Questions for Class 12 Physics Chapter 7 Alternating Current Part-2
MCQ Questions for Class 12 Physics Chapter 8 Electromagnetic Waves Part-1
MCQ Questions for Class 12 Physics Chapter 8 Electromagnetic Waves Part-2
MCQ Questions for Class 12 Physics Chapter 9 Ray Optics and Optical Instruments Part-1
MCQ Questions for Class 12 Physics Chapter 9 Ray Optics and Optical Instruments Part-2
MCQ Questions for Class 12 Physics Chapter 10 Wave Optics Part-1
MCQ Questions for Class 12 Physics Chapter 10 Wave Optics Part-2
MCQ Questions for Class 12 Physics Chapter 11 Dual Nature of Radiation and Matter Part-1
MCQ Questions for Class 12 Physics Chapter 11 Dual Nature of Radiation and Matter Part-2
MCQ Questions for Class 12 Physics Chapter 12 Atoms
MCQ Questions for Class 12 Physics Chapter 13 Nuclei Part-1
MCQ Questions for Class 12 Physics Chapter 13 Nuclei Part-2
MCQ Questions for Class 12 Physics Chapter 14 Semiconductor Electronics: Materials, Devices and Simple Circuits Part-1
MCQ Questions for Class 12 Physics Chapter 14 Semiconductor Electronics: Materials, Devices and Simple Circuits Part-2
MCQ Questions for Class 12 Physics Chapter 15 Communication Systems Part-1
MCQ Questions for Class 12 Physics Chapter 15 Communication Systems Part-2

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