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Pneumatic controller are :

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in Control Systems by (105k points)
Pneumatic controller are :

(a) Flexible operation

(b) High torque high speed operation

(c) Fire and explosion proof operation

(d) No leakage

I have been asked this question in an interview for job.

My doubt is from Performance Indices topic in division Time Response Analysis, Design Specifications and Performance Indices of Control Systems

1 Answer

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Correct answer is (c) Fire and explosion proof operation

For explanation: Pneumatic controllers are fire and explosion proof operation as they require air and gas fuel for its operation.

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