12th Physics | Chapter 1 | 1st Midterm important questions 2023

 12th Physics | Chapter 1 | 1st Midterm important questions 2023

12th Physics | Chapter 1 | 1st Midterm important questions 2023

2 Marks :

1. State coulombs law in electrostatics
2. Coulombs in vector form (explain each Terms)
3. Define dipole 
4. Define dipole moment
5. What is the equipotential surface
6. Define electric flux with unit 
7. State Gauss law
8. Electrostatic shielding
9. Which is safer inside a car or a tree during lightning or thunder 
10. Polar molecules with example 
11. Non-polar molecule with example 
12. Define capacitance of capacitor with unit 
13. What is dielectric polarisation 
14. Define Corona discharge 

3 Marks :

1. difference between coulombs force and gravitational force 
2. Properties of Equipotential surface
3. Obtain Gauss law from Coulombs force 
4. Derive electrostatic potential due to point charge **
5. Drive an torgue experienced by an dipole due to an uniform electric field ** 
6. Parallel plate capacitor
7. Energy stored in parallel plate capacitor 
8. Capacitor in series and parallel

5Marks :

1. Electric field due to adipole on its Axial line 
2. Electric field due to adipole on its Equatorial line 
3. Electrostatic potential due to electric dipole 
4. Electric field due to an infinite long charged wire 
5. Obtain the expression for electric field due to an Charged infinite plane sheet 
6. Obtain the expression for electric field due to an Charged spherical shell 
7. Van de Graaff generator.

For 12th Maths | Chap-1 | Important question - Click here

For 12th Chemistry | all unit Important question - Click here

For 12th Maths | all unit Important question - Click here 

IMPORTANT QUESTIONS

CLASS 12 : 

➤  All SUBJECTS unit wise Important Questions  -  CLICK HERE

CLASS 11 : 

➤  All SUBJECTS unit wise Important Questions  -  CLICK HERE

CLASS 10 : 

➤  All SUBJECTS unit wise Important Questions  -  CLICK HERE

******📣

Join *whatsapp group* 🔈

TN 12,11,10th IMPORTANT QUESTION and Centum Plan for board exams... 

📣Join *whatsapp group* 🔈

 *For Class 11,12th :* (only 11&12th should join here)  https://chat.whatsapp.com/GxIjB2C6QsL2TVLDZoDgyR

 *For Class 10th:*(only 9th & 10th should join here)  https://chat.whatsapp.com/GUn6LRGKEd47j29yA3prF6

 *You guys too join the group and share it with your school friends and make them to join this whatsapp group ...*