Physics Class 12 Chapter 12 Important Questions

Learn Physics Class 12 Chapter 12 Important Questions. These important physics Class 12 mcqs, short and long questions are collected by going through different past papers of all Punjab Board Pakistan.

Why are these questions important?

These Questions are taken from past papers of Physics Class 12. These questions are top repeated of in previous papers of Physics Class 12 of all Punjab boards as;

      Bahawalpur Board

      D.G.Khan Board

      Faisalabad Board

      Gujranwala Board

      Lahore Board

      Multan Board

      Rawalpindi Board

Content is created and designed with intense care and diligence. Here is only the most important MCQ, short questions and long questions of Physics Class 12 chapter 12 Electrostatics.

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You can easily download in pdf format or view Physics Class 12 mcqs, short questions and long questions  online. You can easily print these files in simple way. Here you find Physics Class 12 Chapter 12 Electrostatics important mcqs, short and long questions. By Preparing these important questions, you will achieve splendid marks in Physics Class 12. This content is very helpful for weak students and also helpful for those students that are better at Physics Class 12 exam preparation. These Questions are based on the current Physics Class 12 syllabus according to Punjab Textbook Board.

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About This Chapter

Physics Class 12 Chapter 12 Electrostatics introduces the students to Electro statistics and applications . Students learn about Columb's law, Fields of force and Electric field lines. Students learn Electric Flux Through a Surface Enclosing a Charge. Students learn Deforestation and Afforestation. Students learn about Gauss Law and Applications of Gauss Law. Students learn about Electric potential and Electron volt. Students learn Electric and Gravitational Forces (A Comparison), Capacitance of a Parallel Plate Capacitor, Electric Polarization of Dielectrics, Energy Stored in a Capacitor and Charging and Discharging a Capacitor.  This Post "Physics Class 12 Chapter 12 Important Questions" covers all important mcqs, short and long questions related to important  topics of this chapter.

👉Imp MCQs - Physics Class 12 CH # 12

1. The increase in capacitance of a capacitor due to presence of dielectric is due to---- of dielectric:

(A) Electrolysis

(B) Ionization

(C) Electric polarization

(D) Both A & B

(C) Electric polarization

2. Coulomb/volt is equal to:

(A) Ampere

(B) Farad

(C) Henry

(D) None of these

(B) Farad

3. If potential difference across the plates is doubled, the energy stored will be   

(A) Remains constant

(B) Two times

(C) Eight times

(D) Four times

(D) Four times

4. The number of electrons in one coulomb charge is equal to
    

(A) 9.1 × 10^-19

(B) 1.6 × 10¹⁹

(C) 9.1 × 10^-27

(D) 6.25 × 10¹⁸

(D) 6.25 × 10¹⁸

5. A particle carrying  a charge of 2e falls through potential difference of 3v . The acquired energy will be

(A) 6 eV

(B) 5 eV

(C) 12 eV

(D) 9 eV

(A) 6 eV

6. The quantity ∆𝑽/∆𝒓 is equal to ?

(A) Potential gradient

(B) Linear momentum

(C) Work done

(D) Electric Current

(A) Potential gradient

7. One electron volt is equal to:

(A) 1.6 × 10^-19 Joule

(B) 1.6 × 10¹⁹ Joule

(C) 6.25 × 10^-19 Joule

(D) 6.25 × 10¹⁹ Joule

(A) 1.6 × 10^-19 Joule

8. What is the effect of dielectric on electrostatic force? 

(A) Reduces the Electric Force

(B) Increases the Electric Force

(C) Remains constant

(D) First increase then decrease

(A) Reduces the Electric Force

9. Concept of electric field was given by 

(A) Henry

(B) Michael Faraday

(C) John Dalton

(D) Rutherford

(B) Michael Faraday

10.  The electric field created by positive charge is ?

(A) Weak

(B) Circular

(C) Radially outward

(D) Zero

(C) Radially outward

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👉Other Chapters (PDF) of Physics Class 12 Punjab Textbook Board

✅Chapter 13

Current Electricity

✅Chapter 14

Electromagnetism

✅Chapter 15

Electromagnetic Induction

✅Chapter 16

Alternating Current

✅Chapter 17

Physics of Solids

✅Chapter 18

Electronics

✅Chapter 19

Dawn of Modern Physics

✅Chapter 20

Atomic Spectra

✅Chapter 21

Nuclear Physics