हिंदी
कर्नाटक बोर्ड पी.यू.सी.पीयूसी विज्ञान कक्षा ११

When the Diode Shows Saturated Current, Dynamic Place Resistance is - Physics

Advertisements
Advertisements

प्रश्न

When the diode shows saturated current, dynamic place resistance is _____________ .

विकल्प

  • zero

  • infinity

  • indeterminate

  • different for different diodes

MCQ
रिक्त स्थान भरें

उत्तर

infinity

 

Saturated current is the maximum current beyond which, there is no effect of plate voltage (VP) on the plate current (IP). At this stage, dynamic resistance is infinite.

shaalaa.com
Application of Junction Diode as a Rectifier
  क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 19: Electric Current through Gases - MCQ [पृष्ठ ३५२]

APPEARS IN

एचसी वर्मा Concepts of Physics Vol. 2 [English] Class 11 and 12
अध्याय 19 Electric Current through Gases
MCQ | Q 4 | पृष्ठ ३५२

संबंधित प्रश्न

Draw the circuit diagram of a full wave rectifier. Explain its working showing its input and output waveforms.


Briefly explain how the output voltage/current is unidirectional.


Draw the circuit diagram of a half wave rectifier and explain its working.


In half-wave rectification, what is the output frequency if the input frequency is 50 Hz. What is the output frequency of a full-wave rectifier for the same input frequency.


Fill in the blank.
The ability of a junction diode to __________ an alternating voltage is based on the fact that it allows current to pass only when it is forward biased.


Draw the circuit diagram of a full wave rectifier.


Explain with a proper diagram how an ac signal can be converted into dc (pulsating) signal with output frequency as double than the input frequency using pn junction diode. Give its input and output waveforms.


The device which uses centre-tapped secondary of the transformer is


A 220 V A.C. supply is connected between points A and B (figure). What will be the potential difference V across the capacitor?


Draw the output waveform across the resistor (Figure).


Assuming the ideal diode, draw the output waveform for the circuit given in figure. Explain the waveform.


With the help of a circuit diagram, explain briefly how a p-n junction diode works as a half-wave rectifier.


With the help of a circuit diagram, explain how a full wave rectifier gives output rectified voltage corresponding to both halves of the input ac voltage.


Name the device which utilizes the unilateral action of a pn diode to convert ac into dc.


Draw a labelled circuit diagram of a full wave rectifier. Show graphically how the output voltage varies with time.


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×