Which type of control system utilizes feedback from the controlled variable to adjust the manipulated variable and maintain desired process conditions?

What is the driving force for mass transfer in a binary gas mixture undergoing diffusion?

Which parameter is used to characterize the flow behaviour of a fluid in laminar and turbulent flow regimes?

In a reversible exothermic reaction, what effect does increasing the temperature have on the equilibrium conversion?

What is the main function of a Pelton wheel turbine in a hydropower plant?

Which mode of heat transfer predominates in a vacuum?

What is the Reynolds number used to determine in fluid flow analysis?

In a static equilibrium system, what condition must be satisfied for the sum of all forces acting on a rigid body?

Which of the following materials exhibits the highest strength-to-weight ratio at room temperature?