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Analog-designs Questions Set 114:

Quiz Mode

Calculate the thermal voltage when the temperature is 45°C

0.274V

0.0274V

0.00274V

none

Solution:

For a diode, at 10mA DC resistance is 30Ω. The voltage corresponding to 10mA will be

0.1 v

0.2 v

o.3 v

0.4 v

Solution:

In a half wave rectifier, the input sine wave is 125sin100 π t Volts. The average output voltage is

39.789V

30.789V

9.789V

3.789V

Solution:

In a center tapped full wave rectifier, the input sine wave is 25sin500 π t. The average output voltage is

5.91V

15.91V

1.91V

none

Solution:

If the temperature increases 50°C, the ratio of final reverse saturation current to initial reverse saturation current is

Solution:

Calculate the value of reference current and input resistor for current mirror with IC=1.2mA & VCC=12v. Assume β=20.

856kΩ

8560kΩ

85.6kΩ

8.56kΩ

Solution:

Capacitance per unit area at no reverse bias is 1 pF/cm². For a step graded diode of area 5cm², what is net capacitance at 99 V reverse bias voltage?

1pF

0.5pF

0.1pF

5pF

Solution:

In a diode, the change in voltage being applied across it is 6V. The change in minority carriers outside the depletion region is 1.2×10^-8. Find diffusion capacitance.

6nF

12nF

10nF

2nF

Solution:

Calculate the forward bias current of a Si diode when forward bias voltage of 0.4V is applied, the reverse saturation current is 1×10^-9A and the thermal voltage is 25.2mV.

9.911mA

99.11mA

991.1mA

9911mA

Solution:

For a diode the transition capacitance was 10pF. The diode is replaced with another diode of same material with twice cross sectional area. Terminal voltage remains unchanged. The capacitance of new diode is

20pF

10pF

200pF

100pF

Analog-designs Questions Set 114:

Calculate the thermal voltage when the temperature is 45°C

Solution:

For a diode, at 10mA DC resistance is 30Ω. The voltage corresponding to 10mA will be

Solution:

In a half wave rectifier, the input sine wave is 125sin100 π t Volts. The average output voltage is

Solution:

In a center tapped full wave rectifier, the input sine wave is 25sin500 π t. The average output voltage is

Solution:

If the temperature increases 50°C, the ratio of final reverse saturation current to initial reverse saturation current is

Solution:

Calculate the value of reference current and input resistor for current mirror with IC=1.2mA & VCC=12v. Assume β=20.

Solution:

Capacitance per unit area at no reverse bias is 1 pF/cm². For a step graded diode of area 5cm², what is net capacitance at 99 V reverse bias voltage?

Solution:

In a diode, the change in voltage being applied across it is 6V. The change in minority carriers outside the depletion region is 1.2×10^-8. Find diffusion capacitance.

Solution:

Calculate the forward bias current of a Si diode when forward bias voltage of 0.4V is applied, the reverse saturation current is 1×10^-9A and the thermal voltage is 25.2mV.

Solution:

For a diode the transition capacitance was 10pF. The diode is replaced with another diode of same material with twice cross sectional area. Terminal voltage remains unchanged. The capacitance of new diode is

Solution:

Related Question Sets:

Related Topics:

Analog-designs Questions Set 114:

Calculate the thermal voltage when the temperature is 45°C

Solution:

For a diode, at 10mA DC resistance is 30Ω. The voltage corresponding to 10mA will be

Solution:

In a half wave rectifier, the input sine wave is 125sin100 π t Volts. The average output voltage is

Solution:

In a center tapped full wave rectifier, the input sine wave is 25sin500 π t. The average output voltage is

Solution:

If the temperature increases 50°C, the ratio of final reverse saturation current to initial reverse saturation current is

Solution:

Calculate the value of reference current and input resistor for current mirror with IC=1.2mA & VCC=12v. Assume β=20.

Solution:

Capacitance per unit area at no reverse bias is 1 pF/cm2. For a step graded diode of area 5cm2, what is net capacitance at 99 V reverse bias voltage?

Solution:

In a diode, the change in voltage being applied across it is 6V. The change in minority carriers outside the depletion region is 1.2×10-8. Find diffusion capacitance.

Solution:

Calculate the forward bias current of a Si diode when forward bias voltage of 0.4V is applied, the reverse saturation current is 1×10-9A and the thermal voltage is 25.2mV.

Solution:

For a diode the transition capacitance was 10pF. The diode is replaced with another diode of same material with twice cross sectional area. Terminal voltage remains unchanged. The capacitance of new diode is

Solution:

Related Question Sets:

Related Topics:

Capacitance per unit area at no reverse bias is 1 pF/cm². For a step graded diode of area 5cm², what is net capacitance at 99 V reverse bias voltage?

In a diode, the change in voltage being applied across it is 6V. The change in minority carriers outside the depletion region is 1.2×10^-8. Find diffusion capacitance.

Calculate the forward bias current of a Si diode when forward bias voltage of 0.4V is applied, the reverse saturation current is 1×10^-9A and the thermal voltage is 25.2mV.