In a pneumatic control system, the medium used is

(1) Liquid

(2) Oil

(3) Wind

(4) Hydrogen

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In a pneumatic control system, the medium used is (1) Liquid (2) Oil (3) Wind (4) Hydrog..

Answer / gopal

3 wind

Is This Answer Correct ?    6 Yes 0 No

In a pneumatic control system, the medium used is (1) Liquid (2) Oil (3) Wind (4) Hydrog..

Answer / ali

( 2 ) Oil

Is This Answer Correct ?    7 Yes 3 No

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