The transfer function for an ideal proportional plus reset controller (reset time T) is________?

Which of the following is the most elastic material?

Neoprene is chemically known as________?

Basic oxide is absent in ________ glass?

Flow rate of those fluids which are insensitive to changes in their density, viscosity or flow velocity profile can be best measured by a ________?

________ glass has the lowest co-efficient of thermal expansion and hence is more heat resistant?