Process Control and Instrumentation Questions

• For two non-interacting first order systems connected in series, the overall transfer function is the __________ of the individual transfer functions.
• In Bode plot, Φ vs ω is plotted on a/an __________ graph paper.
• Pick out the wrong statement.
• For measuring the temperature of a red hot furnace, which is the most suitable instrument?
• 0n-off control which is a special case of proportional control, has a band width of about __________ percent.