General Electronics (CSCT2104)

Computer Science - COS

Semester: First Semester

Level: 200

Year: 2018

1
CA 2018
Let us consider the circuit below:
The capacitors have capacitance as high values. The generator of direct current has its internal resistor
null. The transistor has as characteristics: ,  and 
. Also,
,

and

1. What type of electric circuit is this?
2. Why have we assumed that the capacitors have high values?
3. Give the role of

4. By applying Kirchoff’s laws, write all functioning equations
5. Give the formula of the voltage amplification
6. Give the formula of the current amplification
7. List two possible applications of this circuit.
CA 2018
Let us consider the circuit below:
The capacitors have capacitance as high values. The generator of direct current has its internal resistor
null. The transistor has as characteristics: ,  and 
. Also,
,

and

1. What type of electric circuit is this?
2. Why have we assumed that the capacitors have high values?
3. Give the role of

4. By applying Kirchoff’s laws, write all functioning equations
5. Give the formula of the voltage amplification
6. Give the formula of the current amplification
7. List two possible applications of this circuit.
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