Title: PE transducers
Course: 15/SP Power Electronics Theory (ELTR-2560-31) > Section: Learning Modules

Q: A photovoltaic cell converts _________ into __________.
- light, resistance
- light, silicon
- temperature, voltage
- light, voltage
A: light, voltage

Q: The symbol represents a ________.
- RTD
- Thermistor
- Thermo couple
- photo conductive cell
A: Thermo couple

Q: A transducer converts form of ___________ to __________.
- light, current
- energy, another
- power, heat
- heat, voltage
A: energy, another

Q: A thermistor is a _______________ sensitive __________ .
- temperature, resistor
- pressure, current source
- resistive, voltage source
- magnetic, resistance
A: temperature, resistor

Q: An PTC thermistor will _______________ with and increase in temperature
- increase resistance
- decrease resistance
- increase current output
- decrease current output
A: increase resistance

Q: Which of the following is not a solid state device.
- Photovoltaic cell
- Hall Effect Device
- photoconductive cell
- Thermocouple
A: Thermocouple

Q: A __________ is a device that senses a magnetic field.
- thermistor
- photovoltaic cell
- photoconductive cell
- hall effect
A: hall effect

Q: DC amp clamps are distiguished from AC amp clamps by _________.
- the number of turns in the CT
- there is no difference
- AC amp clamps have a special core
- DC amp clamps use the hall effect
A: DC amp clamps use the hall effect

Q: Thermocouples are made from _________.
- silicon
- variable resistors
- two dissimilar metals
- RTDs
A: two dissimilar metals

Q: A thermocouple generates a small ________________.
- current
- change in resistance
- heat gradient
- voltage
A: voltage

Q: RTD stands for ______________
- residual temperature detector
- resistance thermal device
- resistance thevenin detection
- residual thermal detection
A: resistance thermal device

Q: This is a symbol for a _________.
- photo voltaic cell
- photo conductive cell
- RTD
- thermo couple
A: photo voltaic cell