Project ForgeInstrumentation & Process Control
Controller Modes
GATE 2016
Easy
What is the order of response exhibited by a U-tube manometer?
- AZero order
- BFirst order
- Second order
- DThird order
Explanation
A U-tube manometer's liquid column obeys a second-order (spring-mass-damper-like) ODE.
Source: GATE CH 2016 (2016)
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