Fundamentals of Electricity I/II Midterm

A simple method for opening or closing a circuit is to use a __________.

• Switch

• Knife

• Screwdriver

• None of the above

Alternating current is one type of electrical current; what is the other type?

• In-rush current

• River current

• Direct current

• • Unaltered current

  
  

A(n) __________ determines if electricity is present in a circuit.

• Ohmmeter

• Circuit tester

• Ammeter

• Solenoid

Electricity is the flow of __________ in a conductor.

• Protons

• Neutrons

• Electrons

• Photons

Constant voltage power supplies will maintain a constant voltage output under varying __________.

• Loads

• Weather conditions

• Levels of light

• Chemical reactions

A knife switch consists of a lever and one or more sets of __________.

• Conductors

• Operators

• Knives

• • Contacts

The contacts of a(n) __________ switch are open until acted on by the operator.

• Normally closed

• Adjacent

• Normally open

• Normally simulated

A __________ circuit is one in which there is only one path for current to travel.

• Complex

• Series

• Parallel

• Closed

Current is measured in units of __________.

• Amps

• Volts

• Ohms

• Pascals

A(n) __________ is a measurement device specifically used to measure only voltage.

• Ohmmeter

• Multimeter

• Voltmeter

• Ammeter