Instrumentation Signal and Conversion Chapter 9

When is a signal converter used?

• A) When collecting important data
• B) When signal integrity is weak
• C) When information is sent between two or more devices
• D) When transmitters are out of date

Which of the following encode information in a format that is suitable for a transmission medium?

• A) Transmitters
• B) Signal integrity
• C) Signal converters
• D) Transducers

What is the most common transmission mode?

• A) Pneumatic signal
• B) Digital signal
• C) Mechanical signal
• D) Electrical signal

With what do RFI and EMI interfere?

• A) Signals
• B) Transmitters
• C) Sensors
• D) Transducers

Which of the following is the establishment of a conductive connection?

• A) Shielding
• B) Insulation
• C) Dielectric
• D) Grounding

What are the three major categories of wire insulation?

• A) Plastic, copper, and rubber
• B) Plastic, fluoropolymers, and rubber
• C) Copper, plastic, and metallic
• D) Rubber, fluoropolymers, and copper

Which of the following is an outcome of sensor damage?

• A) Electrical thermal burns
• B) Processing piping damage
• C) Loss of measurement
• D) Equipment fires

Which of the following transmission types uses compressed gas to send signals?

• A) Mechanical
• B) Pneumatic
• C) Optical
• D) Digital

What transmission is reliable, inexpensive, and satisfactory for low noise environments?

• A) Digital transmission
• B) Electrical transmission
• C) Optical transmission
• D) Analog transmission

What type of signal is a cell phone caller's voice converted to?

• A) Mechanical electrical
• B) Digital electrical
• C) Optical electrical
• D) Analog electrical