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When comparing first cost of hydraulic systems to pneumatic systems, generally they are:

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When comparing first cost of hydraulic systems to pneumatic systems, generally they are:

(a) More expensive to purchase

(b) Less expensive to purchase

(c) Cost is same

(d) Cost is not required

I have been asked this question in class test.

Question is from Pneumatic Systems in chapter Control System and Components of Control Systems

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Right answer is (b) Less expensive to purchase

The best explanation: Operating cost that is the cost of the operating or using it practically in daily life and operating cost of hydraulic systems to pneumatic systems is less.

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