Title: M1L1 Quiz
Course: ELEC 160WH Introduction to Electricity/Electronics > Section: ELEC 160WH Introduction to Electricity/Electronics

Q: The basic circuit is made up of a potential difference connected to a resistance by a nonconductive pathway.
- True
- False
A: False

Q: A resistor is a specific component used in electronics to limit current and divide voltages.  A resistance is any device that opposes the flow of current.
- True
- False
A: True

Q: Voltage or potential difference is abbreviated,( _____).

It is measured in __________, which is abbreviated (_____).
- V or E, Volts, V
- F, Amperes, G
- C, Volta, V
- PD, Volts, R
A: V or E, Volts, V

Q: Power ( ____ ), is measured in ____________, ( ____ ).
- Watts, joules, J
- P, Watts, W
- E, Amperes, A
- P, Watts, T
A: P, Watts, W

Q: 10 Joules of energy are required to move 2 coulombs of charge, what is the potential of this source?
- 5V
- 20V
- 2.5V
- 8V
A: 5V

Q: An example of a resistance could be a light bulb or also a toaster’s heating element.
- True
- False
A: True

Q: Voltage is how much energy can be accomplished by two unlike-charged electrodes.
- True
- False
A: True

Q: What is 5mA – 250μA using the proper metric prefix?

[_____]A
A: 4.5m

Q: The negative terminal of a battery can be called the ________.
- cathode
- anode
A: cathode

Q: A given circuit has 10mA of current flowing through a resistance of 700Ω.

What is the voltage connected across this resistance (to the nearest whole volt)?

[_____]V
A: 7

Q: Give three examples of a resistance.

Q: According to Ohm’s law, current flow is inversely proportional to resistance.  What does this mean in your own words?

Q: One coulomb of electrons is equal to ___________________.
- 6,250,000,000,000,000,000 electrons
- 6,250,000,000,000 electrons
- 6,250,000,000,000,000,000,000 electrons
- 6.25x10 electrons
A: 6,250,000,000,000,000,000 electrons

Q: Express 47,000 Ω with the proper metric prefix.
- 47kΩ
- 4.7MΩ
- 470kΩ
- 0.47MΩ
A: 47kΩ

Q: A series circuit has a total resistance of 120kΩ.  If the voltage connected to it is 25V; how much current flows throughout the circuit?
- 10mA
- 50 kΩ
- 208µA
- 40mA
A: 208µA

Q: An increasing voltage across a bulb will result in an increasing amount of current flow and light.
- True
- False
A: True

Q: Current is the amount of electron flow at a given point in a circuit.
- True
- False
A: True

Q: A 9V battery likely has 9kJ of energy per 1000C of charge.
- True
- False
A: True

Q: Which illustration below shows a complete circuit?
A: (a choice with no text)

Q: Which is the correct schematic diagram for the previous question?
A: (a choice with no text)