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Differentiate between open loop and closed loop control system.
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| written 9.3 years ago by |
| Sr.no | Point of Difference | Closed loop control system | Open loop control system |
|---|---|---|---|
| 1 | Definition | Change in output affects input | No change in input with change in output |
| 2 | Feedback loop | Present | Not Present |
| 3 | Error Correction | Possible | Not possible |
| 4 | Accuracy | Very accurate | Inaccurate |
| 5 | Bandwidth | Large | Small |
| 6 | Stability | Stability should be considered during designing | Stable |
| 7 | Construction | Complex | Simple |
| 8 | Sensitivity to noise | Less sensitive | Highly sensitive |
| 9 | Effect of non linearities | Effect is reduced | Highly affected |
| 10 | Block Diagram | ![]() |
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| 11 | Examples | Missile launching system, Voltage stabilizer | Water sprinkler, Traffic light controller. |