MCQs for CBSE Class 11 Physics Units and Measurements: Download PDF of Important Questions Here

MCQs on Units and Measurements Class 11: MCQs have become an important part of the CBSE exam pattern as the board has suggested all its schools design their exam papers and tests to assess students’ critical thinking skills and comprehensive learning. On that note, we are helping the Class 11 students get important MCQs that have been devised by the subject matter experts. MCQs for CBSE Class 11 Physics Chapter 1, Units and Measurements can be checked from this article. These questions have been prepared according to the new CBSE syllabus and the revised NCERT book. Students must practise these questions to prepare well for their annual exams and secure high marks.

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CBSE Class 11 Physics Syllabus 2023-24

CBSE Class 11 Physics Deleted Syllabus 2023-24

Check MCQs with Answers for Class 11 Physics Chapter - Units and Measurements below:

1.The pair of quantities having the same dimensions is

(a) displacement, velocity

(b) time, frequency

(c) wavelength, focal length

(d) force, acceleration

Answer:(c) wavelength, focal length

2.Average distance of the Sun from the Earth

(a) light year

(b) astronomical unit

(c) fermi

(d) parsec

Answer: (b) astronomical unit

3.The number of significant figures in the number 0.0028 is,

(a) 2

(b) 3

(c) 4

(d) 5

Answer: (a) 2

4.Which of the following is not the unit of time

(a) second

(b) minute

(c) month

(d) light year

Answer:(d) light year

5.If x = a + bt + ct², where x is in metre and t in second, then what is the unit of ‘c’?

(a) m/s

(b) m/s² 

(c) kgm/s

(d) m²/s

Answer:(b) m/s² 

6.The base quantity among the following is,

(a) Speed

(b) area

(c) length

(d) weight

Answer:(c) length

7.Dimensional analysis can be applied to

(a) to check the correctness of a physical equation.

(b) to derive the relationship between different physical quantities.

(c) to convert a physical quantity from one system of units to other.

(d) All of the above

Answer:(d) All of the above

8.Which of the following physical quantity has the dimensional formula [M¹L²T^-3]

(a) work

(b) power

(c) work

(d) impulse

Answer:(b) power

9.The dimensions of universal gravitational constant is

(a) [M^-1L³T^-2]

(b) [M¹L¹T^-2]

(c) [M^-1L²T^-2]

(d) [M¹L^-1T^-1]

Answer:(a) [M^-1L³T^-2]

10.Which of the following is dimensionless

(a) force/acceleration

(b) velocity/acceleration

(c) volume/area

(d) energy/work

Answer:(d) energy/work

Also Read:

NCERT Book for Class 11 Physics (Revised)

NCERT Solutions for Class 11 Physics