# The transfer characteristics for the circuit shown is

1.

2.

3.

4.

4
Correct Answer :

Explanation :
No Explanation available for this question

# In a forward biased p-n junction diode with NA>>ND, the product of dyanamic diode resistance and diffusion capacitance CD equals

1.

2.

3.

4.

4
Correct Answer :

Explanation :
No Explanation available for this question

# Draw the output waveform for a sinusoidal of amplitude 20V. (Assume ideal diodes)

1.

2.

3.

4.

4
Correct Answer :

Explanation :
No Explanation available for this question

# A square wave of 6V peak-to-peak amplitude and zero average is applied to the circuit shown. What is the average diode current

1.  40mA

2.  4mA

3.  2mA

4.  20mA

4
Correct Answer :

20mA

Explanation :
No Explanation available for this question

# In a Zener Diode

1.  Both P and n regions are heavily doped

2.  Both P and n regions are lightly doped

3.  Only n region is heavily doped

4.  Only p region is heavily doped

4
Correct Answer :

Both P and n regions are heavily doped

Explanation :
No Explanation available for this question

# What is the power dissipated in the R due to current source

1.  2W

2.  3W

3.  4W

4.  6W

4
Correct Answer :

2W

Explanation :
No Explanation available for this question

# Which of the statements is true while using super position theorem

1.  It is a dual of Thevenin theorem

2.  Voltage contribution due to individual sources at nodes can be foung by this theorem

3.  voltage source is replaced as open circuit

4.  A current source is replaced as short circuit

4
Correct Answer :

Voltage contribution due to individual sources at nodes can be foung by this theorem

Explanation :
No Explanation available for this question

# Zener diode works on the principle of

1.  Thermionic emission

2.  Hopping of charges across the junction

3.  Diffusion of charge carriers the junction

4.  Tunneling of charge carriers across the junction

4
Correct Answer :

Tunneling of charge carriers across the junction

Explanation :
No Explanation available for this question

# What is the ratio of currents in the circuit due to 3A and 2A source Current is taken through R.

1.  3/2

2.  2/3

3.  9/4

4.  4/9

4
Correct Answer :

3/2

Explanation :
No Explanation available for this question

# Increasing the current through a zenor Diode by a factor of 2 , the voltage across the diode

1.  Gets doubled

2.  Gets halved

3.  Remain unchanged

4.  Becomes 4 times of original value

4
Correct Answer :

Remain unchanged

Explanation :
No Explanation available for this question

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