In the lab you will implement a fourth order Butterworth filter with a cutoff frequency of 1 kHz, and a gain of 4.0. From the tables in reference 1, the appropriate transfer function is

Steel is coated with a thin layer of ceramic to protect against corrosion. what do you expect to happen to the coating when the temperature of the steel is increased significantly? explain.

Fluids at rest possess no flow energy. a)- true b)- false

The higher the astm grain-size number, the coarser the grain is. a)-true b)-false