- #1
Midas1
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Homework Statement
I'm unsure where to even start with this question so any help would be appreciated, thanks.
Perhaps ask yourself some questions such as :-
Can I explain how this circuit works? What is the function of each component? What is happening at different stages of the supply AC cycle?
If the frequency is 70 Hz what is the period (in ms) of the AC cycle?
If the AC cycle is also equivalent to 360° how many ms are equivalent to 30°?
If the diode conducts for 30° of the AC cycle then for how many degrees does the capacitor supply current to the load?
If I know the no. of degrees during which the capacitor supplies load current what is that equivalent to in ms?
Analog electronics use continuous signals to transmit and process information, while digital electronics use discrete signals. In other words, analog signals can have an infinite number of values, while digital signals can only have a limited number of values.
Transistors are semiconductor devices that act as switches or amplifiers in electronic circuits. They have three regions - emitter, base, and collector - and their behavior is controlled by the flow of current through these regions.
A capacitor is a passive electronic component that stores electrical energy in the form of an electric field. It is commonly used to filter out unwanted noise in a circuit, store energy for later use, and smooth out voltage fluctuations.
Ohm's Law states that the current through a conductor between two points is directly proportional to the voltage across the two points, and inversely proportional to the resistance between them. In electronic circuits, this law is used to calculate the relationship between voltage, current, and resistance.
AC (alternating current) circuits use a voltage that changes direction periodically, while DC (direct current) circuits use a voltage that remains constant. AC circuits are commonly used for power transmission, while DC circuits are used for electronic devices such as computers and mobile phones.