# Diode Basics and Equivalent Circuits Online Exam Quiz

Diode Basics and Equivalent Circuits GK Quiz. Question and Answers related to Diode Basics and Equivalent Circuits. MCQ (Multiple Choice Questions with answers about Diode Basics and Equivalent Circuits

### Assuming the diode in the given circuit diagram to be a silicon p-n junction diode, what is the current for the given circuit diagram?^

**Options**

A : 4.3 mA

B : 0

C : 43 mA

D : 5 mA

### During the reverse bias operation of a p-n junction diode, the width of the depletion region increases. Is the given statement true or false?

**Options**

A : TRUE

B : FALSE

C : -

D : -

### For a sinusoidal input of 20 Vpeak to the given circuit, what is the minimum value of the output waveform?^

**Options**

A : 20 V

B : 25 V

C : -25 V

D : 0 V

### For a sinusoidal input of 20 Vpeak to the given circuit, what is the peak value of the output waveform?^

**Options**

A : 20 V

B : 25 V

C : 0 V

D : -25 V

### For the given circuit for a 20 Vpeak sinusoidal input vi, what is the value of vi at which the clipping begins?^

**Options**

A : 5 V

B : 0 V

C : -5 V

D : Clipping doesn't occur

### The reverse saturation current for a Germanium diode at a temperature of 293 K is found to be 2 ?A. What is the reverse saturation current Is at a temperature of 313 K?

**Options**

A : 2 ?A

B : 8 ?A

C : 4 ?A

D : Can't be determined

### The threshold voltage of a diode at Antarctica and India were found to be V1 and V2 respectively. Which of the following relations between V1 and V2 hold good?

**Options**

A : V1 > V2

B : V1 = V2

C : V1 < V2

D : Can't be determined

### What is the approximate value of voltage across the silicon diode for the diagram given?^

**Options**

A : +0.7 V

B : 0 V

C : +10 V

D : -10 V

### What is the circuit in the given diagram called?^

**Options**

A : Clipper

B : Clamper

C : Half wave rectifier

D : Full wave rectifier

### Which of the following models of diode equivalent circuit is represented by the given I-V characteristic curve?^

**Options**

A : Piecewise Linear Model

B : Ideal Diode Model

C : Simplified Model

D : Hybrid model

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