Flashcards on Engineering , created by AsimAli Rehman on 16/11/2018.
|
Erstellt von AsimAli Rehman
vor fast 6 Jahre
|
|
Schließen
|
|
Erstellt von AsimAli Rehman
vor fast 6 Jahre
|
|
What is voltage and what is it m
measured in?
What is current and what is it measured in?
What is resistance and what is it measured in?
What is the formule for these 3 properties of electricity?
What is an anode?
What is the cathode?
What is the circuit symbol for an LED?
What do the two arrows on an LEDs circuit symbol represent?
What does the polarity of the LED refer to?
Electronics units.
Prefixes.
Worked example of how to calculate which resistor to use.
Worked example of how to calculate which resistor to use.
What is a fixed resistor?
How can we calculate tolerance?
Breadboard past paper questions
Breadboard past paper questions
What is an electronic input?
What is a PTM switch?
What is a PTB switch?
What is a SPST switch?
What is a SPDT switch?
What is a DPST switch?
What is a DPDT switch?
What does a pull down resistor do?
What does a pull up resistor do?
Potential Divider
Examples of calculations on Vout.
Flowchart on making a LED light up for 3s when the PTM is activated.
A graphical representation of both an analogue signal and a digital signal.
State 3 examples of an analogue signal.
State 3 examples of a digital signal.
What is a monostable?
How can a monostable be made, method 1?
What are the advantages and disadvantages of using an integrated circuit?
How can a monostable be made, method 2?
What are the advantages and disadvantages of using a microcontroller?
How do you calculate time constant for a 555 timer monostable?
Example of calculating time constant.
A graphic representation of the output pulse of an astable.
What is the time period for a microcontroller?
What does the frequency of an s
astable tell us?
What is the method of turning an analogue signal into a digital signal?
A operational amplifier.
What is a relay?
Mark/space ratio
Describe what happens to the LEDs when the cirucit is swithced on and then triggered
What is a darlington pair?
What is a mosfet?
Define the two types of electrical current
Why is AC used for mains electricity?
What is the frequency of mains AC?
When and why is DC used?
List the types of batteries
Describe the function of a switch
What two electrical output devices can be used to provide movement?
What electrical outputs can be used to provide sound?
How do buzzers create sound?
How do bells create sound?
How do loudspeakers create sound?
Compare 2 electrical output devices can be used to create light?
Define what is meant by a sensor input.
What is an LDR?
What is a thermistor?
