Why is offset nulling necessary?

Related questions

1. How does negative feedback work in op amps?
2. Can we amplify DC signal?
3. What is mean by op amp?
4. Are amplifiers AC or DC?
5. Do resistors lower voltage or current?
6. Is op amp a linear device?
7. What is the function of offset pin in IC 741?
8. Does resistor limit voltage?
9. Why op amps are called linear devices?
10. What is ideal op amp?

Tags

1. #required
2. #provide
3. #offset
4. #remove
5. #where
6. #capability
7. #amplification
8. #enable
9. #applications
10. #circuits
11. #operational
12. #amplifier
13. #necessary
14. #chips