Worksheets1.1.2 Basic Circuits
Total questions: 20
Worksheet time: 10mins
Identify the basic components that make up simple circuits and their functions.
Resistor, Capacitor, Inductor
Transistor, Diode, LED
Battery, Switch, Wire
All of the above
The arrangement of components affects the characteristics of the circuit in which way?
By changing the voltage levels
By altering the current flow
By modifying the resistance
All of the above
In Activity 1.1.2 Investigating Basic Circuits you created a simple circuit similar to the one shown. What does that tell you about LEDs (a type of diode)?
LEDs can only operate in one direction.
LEDs can operate in both directions.
LEDs do not require a power source.
LEDs are not affected by circuit polarity.
What is the role of the resistor is in the circuit?
To increase the current
To decrease the voltage
To limit the current
To store energy
What happened when you switched the leads?
The circuit was completed.
The device turned off.
The reading changed signs.
Nothing happened.
How can you optimize the voltage measurement precision e.g., show the most significant figures?
By increasing the voltage range
By decreasing the voltage range
By keeping the voltage range constant
By using a different DMM
What is voltage?
The electrical force that causes current to flow in a circuit.
The resistance in a circuit.
The power consumed by a circuit.
The current flowing through a circuit.
Voltage is measured in ______.
AMPS
OHMS
WATTS
VOLTS
A capacitor can be thought of as a temporary ________.
battery
resistor
inductor
transformer
Which of the following is a part of a capacitor?
Resistor
Dielectric
Transistor
Inductor
A battery pushes charge onto opposite plates which generates an electric field. Theoretically, a positive test charge placed in the field has the potential to move. Can you guess which way the test charge would move in this electric field?
Towards the negative plate
Towards the positive plate
Perpendicular to the plates
It will not move
What happens if a conductor touches both plates of a parallel plate capacitor?
The capacitor will discharge completely.
The capacitor will charge further.
The capacitance will increase.
Nothing will happen.
Why should one be careful when dealing with high voltage capacitors?
They can store dangerous levels of electrical energy.
They are very expensive.
They are difficult to find.
They are not used in modern electronics.
What is the voltage across the parallel plate capacitor shown in the diagram?
10 V
20 V
30 V
40 V
What is the definition of voltage?
The flow of electric charge
The potential difference between two points
The resistance to the flow of current
The power consumed by a circuit
A Volt (V) is a ______ of work per Coulomb (C) of charge. (Fill in the blank with the correct unit)
joule
watt
newton
pascal
Why do both configurations show zero volts on the DMM?
The DMM is not functioning properly.
There is no separation in charge in either configuration.
The voltage source is turned off.
The DMM leads are connected in reverse.
What is voltage compared to in the water flow analogy?
Flow of water
Force of water
Opposition to water
In the water flow analogy, current is like the _______ between the tanks.
flow of the water
height of the tanks
color of the water
temperature of the water
Resistance is like _______ to water where the valve limits the amount of water in the water flow analogy.
opposition
flow
pressure
current
