12th Physics | Chapter 2 | 1st Midterm important questions 2023

 12th Physics | Chapter 2 | 1st Midterm important questions 2023

12th Physics | Chapter 2 | 1st Midterm important questions 2023

2 Marks :

1. Drift velocity and mobility 
2. Current density and unit 
3. Why current is scalar ?
4. Microscopic ohm's law 
5. Macroscopic ohm's law 
6. Ohmic and non-Ohmic devices
7. resistivity and unit 
8. Temperature coefficient of resistance 
9. Kirchhoff rule current and voltage 
10. What is internal resistance of a cell 
11. Joule's law of heating  
12. Seeback effect, Thomson effect, Peltier effect

3 Marks :

1. Resistance series and parallel 
2. Application of seeback effect

5Marks :

1. Derive the microscopic model of current 
2. Determination of internal resistance of a cell 
3. State and explain Kirchhoff rule 
4. wheatstone bridge 
5. EMF of two cells are compared using potentiometer 
6. Measurement of internal resistance of a cell voltmeter
7. Unknown resistence using metre bridge

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

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