Do resistors lower voltage or current?

Related questions

1. Why does an operational amplifier need two power supplies?
2. Why op amps are called linear devices?
3. What is offset null IC 741?
4. Can we amplify DC signal?
5. What is the advantage of a wire wound resistor?
6. Does op amp amplify DC?
7. What is the function of offset pin in IC 741?
8. What is lm358 used for?
9. What is mean by op amp?
10. How do op amps work?

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2. #voltage
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4. #which
5. #enforces
6. #resistor
7. #mathematical
8. #answer
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10. #energy
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13. #difference
14. #potential
15. #current
16. #terminal
17. #electric
18. #electrons
19. #about
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21. #comes
22. #resistors
23. #across