CBSE Class 11 Physics Chapter 1 Physical World Multiple Choice Questions with Answers. MCQ Questions Class 11 Physics Physical World with Answers was Prepared Based on Latest Exam Pattern. Students can solve NCERT Class 11 Physics Physical World MCQs with Answers to know their preparation level.
Students who are searching for NCERT MCQ Questions for Class 11 Physics Physical World 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 Physical World with Answers. So, ace up your preparation with MCQ of Chapter 1 Physics Objective Questions.
MCQ Questions Class 11 Physics Physical World with Answers - Set - 3
Question 1:
A quantity x is given by (IFv2/WL4) in terms of moment of inertia I, force F, velocity v, work W and Length L. The dimensional formula for x is same as that of :
(a) planck’s constant
(b) force constant
(c) energy density
(d) coefficient of viscosity
Correct Answer – (C)
Question 2 :
Madam Marie Curie won Nobel Prize twice which were in the field of
(a) Physics and chemistry
(b) Chemistry only
(c) Physics only
(d) Biology only
Correct Answer – (A)
Question 3 :
C.V. Raman got Nobel Prize for his experiment on
(a) dispersion of light
(b) reflection of light
(c) deflection of light
(d) scattering of light
Correct Answer – (D)
Question 4 :
In SI units, the dimensions of √∈0 /μ0 is:
(a) A–1TML3
(b) AT2 M–1L–1
(c) AT–3ML3/2
(d) A2T3 M–1L–2
Correct Answer – (A)
Question 5 :
The relative error in the determination of the surface area of a sphere is a. Then the relative error in the determination of its volume is
(a) 2/3 α
(b 2/3 α
(c) 3/2 α
(d) α
Correct Answer – (C)
MCQ Questions Class 11 Physics Physical World with Answers
Question 6 :
A student measuring the diameter of a pencil of circular cross-section with the help of a vernier scale records the following four readings 5.50 mm, 5.55 mm, 5.45 mm, 5.65 mm, The average of these four reading is 5.5375 mm and the standard deviation of the data is 0.07395 mm. The average diameter of the pencil should therefore be recorded as :
(a) (5.5375 ± 0.0739) mm
(b) (5.5375 ± 0.0740) mm
(c) (5.538 ± 0.074) mm
(d) (5.54 ± 0.07) mm
Correct Answer – (D)
Question 7 :
Louis de-Broglie is credited for his work on
(a) theory of relativity
(b) electromagnetic theory
(c) matter waves
(d) law of distribution of velocities
Correct Answer – (C)
Question 8 :
Match the Column I and Column II.
Column I Column II
(A) Johannes Kepler (1) Nuclear model of the atom
(B) Tycho Brahe (2) Planetary motion
(C) Nicolas Copernicus (3) Elliptical orbit theory
(D) Ernest Rutherford (4) Circular orbit theory
(a) (A)→(2); (B)→(4); C→(3); (D)→(1)
(b) (A)→(1); (B)→(2); C→(3); (D)→(4)
(c) (A)→(2); (B)→(1); C→(4); (D)→(3)
(d) (A)→(3); (B)→(2); C→(4); (D)→(1)
Correct Answer – (A)
Question 9 :
In an experiment the angles are required to be measured using an instrument, 29 divisions of the main scale exactly coincide with the 30 divisions of the vernier scale. If the smallest division of the main scale is half- a degree (= 0.5°), then the least count of the instrument is:
(a) half minute
(b) one degree
(c) half degree
(d) one minute
Correct Answer – (D)
Question 10 :
Question. The scientific principle involves in production of ultra high magnetic fields is
(a) super conductivity
(b) digital logic
(c) photoelectric effect
(d) laws of thermodynamics
Correct Answer – (A)
- 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
