AUT-6A Chapter 39

Which unit of electricity does the work in a circuit?

Ampere

The fact that a voltage can be created by exerting force on a crystal is used in which type of sensor?

Knock sensor (KS)

A potentiometer, a three-wire variable resistance, is used in which type of sensor?

Throttle position (TP)

An electrical conductor is an element with __________ electrons in its outer orbit.

less than 4

Creating electricity by exerting a force on a crystal is called _______________.

piezoelectricity

Like charges ________.

repel

Carbon and silicon are examples of ________.

semiconductors

Technician A says that a two-wire variable resistor is called a rheostat. Technician B says that a three-wire variable resistor is called a potentiometer. Which technician is correct?

Both Technicians A and B

As temperature increases, ______________.

the resistance of a conductor increases

The __________ is a unit of electrical pressure.

volt