CBSE Class 11 Physics Chapter 2 Units and Measurements Multiple Choice Questions with Answers. MCQ Questions Class 11 Physics Units and Measurements with Answers was Prepared Based on Latest Exam Pattern. Students can solve NCERT Class 11 Physics Units and Measurements MCQs with Answers to know their preparation level.
Students who are searching for NCERT MCQ Questions for Class 11 Physics Units and Measurements with Answers are compiled here to get good practice on all fundamentals. Know your preparation level on MCQ Questions for Class 11 Physics with Answers. You can also verify your answers from our provided MCQ Class 11 Physics Units and Measurements with Answers. So, ace up your preparation with MCQ of Chapter 2 Physics Objective Questions.
MCQ Questions Class 11 Physics Units and Measurements with Answers - Set - 3
Question 1:
A student measured the diameter of a small steel ball using a screw gauge of least count 0.001 cm.
The main scale reading is 5 mm and zero of circular scale division coincides with 25 divisions above the reference level. If screw gauge has a zero error of
–0.004 cm, the correct diameter of the ball is
(a) 0.521 cm
(b) 0.525 cm
(c) 0.053 cm
(d) 0.529 cm
Correct Answer – (D)
Question 2 :
In an experiment, the percentage of error occurred in the measurement of physical quantities A, B, C and D are 1%, 2%, 3% and 4% respectively. Then the maximum percentage of error in the measurement X, where X = A2B1/2 /C1/3D3 will be
(a) 10%
(b) (3/13)%
(c) 16%
(d) –10%
Correct Answer – (C)
Question 3 :
The unit of permittivity of free space, e0, is
(a) coulomb/newton-metre
(b) newton-metre2/coulomb2
(c) coulomb2/newton-metre2
(d) coulomb2/(newton-metre)2
Correct Answer – (C)
Question 4 :
The unit of thermal conductivity is
(a) W m–1 K–1
(b) J m K–1
(c) J m–1 K–1
(d) W m K–1
Correct Answer – (A)
Question 5 :
The dimensions of pressure is equal to
(a) force per unit volume
(b) energy per unit volume
(c) force
(d) energy
Correct Answer – (B)
MCQ Questions Class 11 Physics Units and Measurements with Answers
Question 6 :
The main scale of a vernier callipers has n divisions/cm. n divisions of the vernier scale coincide with (n – 1) divisions of main scale. The least count of the vernier callipers is
(a) 1 /(n+1)(n-1)cm
(b) 1/n cm
(c) 1/n2 cm
(d) 1 /n(n + 1) cm
Correct Answer – (C)
Question 7 :
A screw gauge has least count of 0.01 mm and there are 50 divisions in its circular scale. The pitch of the screw gauge is
(a) 0.01 mm
(b) 0.25 mm
(c) 0.5 mm
(d) 1.0 mm
Correct Answer – (C)
Question 8 :
The damping force on an oscillator is directly proportional to the velocity. The units of the constant of proportionality are
(a) kg m s–1
(b) kg m s–2
(c) kg s–1
(d) kg s
Correct Answer – (C)
Question 9 :
The dimensional formula of angular velocity is
(a) [MLT–1]
(b) [M0L0T]
(c) [ML0T–2]
(d) [M0L0T–1]
Correct Answer – (D)
Question 10 :
[MLT–1] + [MLT–1] = …………. B
(a) [M°L°T°]
(b) [MLT–1]
(c) 2[MLT–1]
(d) None of these
Correct Answer – (B)
- NCERT Solutions Class 11 Physics Chapter 1 : Physical world
- NCERT Solutions Class 11 Physics Chapter 2 : Units And Measurements
- NCERT Solutions Class 11 Physics Chapter 3 : Motion In A Straight Line
- NCERT Solutions Class 11 Physics Chapter 4 : Motion In A Plane
- NCERT Solutions Class 11 Physics Chapter 5 : Laws of Motion
- NCERT Solutions Class 11 Physics Chapter 6 : Work Energy Power
- NCERT Solutions Class 11 Physics Chapter 7 : Rotational-Motion
- NCERT Solutions Class 11 Physics Chapter 8 : Gravitation
- NCERT Solutions Class 11 Physics Chapter 9 : Mechanical Properties of Solids
- NCERT Solutions Class 11 Physics Chapter 10 : Mechanical Properties of Fluids
- NCERT Solutions Class 11 Physics Chapter 11 : Thermal Properties of Matter
- NCERT Solutions Class 11 Physics Chapter 12 : Thermodynamics
- NCERT Solutions Class 11 Physics Chapter 13 : Kinetic Theory
- NCERT Solutions Class 11 Physics Chapter 14 : Oscillations
- NCERT Solutions Class 11 Physics Chapter 15 : Waves
