1.

" Consider the following statements for the pneumatic and hydraulic systems:1. The normal operating pressure of pneumatic control is very much higher than that of hydraulic control.2. In, pneumatic control external leakage is permissible to a certain extent, but there should no leakage in a hydraulic control.Which of the statements given above is/are correct?"

A. " 1 only"
B. " 2 only"
C. " Both 1 and 2"
D. " Neither 1 and 2"
Answer» D. " Neither 1 and 2"


Discussion

No Comment Found