Home
Class 12
PHYSICS
4 In an unbiased p-n junction, holes dif...

4 In an unbiased p-n junction, holes diffuse from the p-region to n-region because

A

free electrons in the n-region attract them.

B

they move across the junction by the potential difference.

C

hole concentration in p-region is more as compared to n-region.

D

All the above.

Text Solution

Verified by Experts

The correct Answer is:
c
Promotional Banner

Topper's Solved these Questions

  • SEMICONDUCTOR ELECTRONICS: MATERIALS, DEVICES AND SIMPLE CIRCUITS

    NCERT GUJARATI|Exercise ADDITIONAL EXERCISES|8 Videos

  • SEMICONDUCTOR ELECTRONICS: MATERIALS, DEVICES AND SIMPLE CIRCUITS

    NCERT GUJARATI|Exercise ADDITIONAL EXERCISES|8 Videos

  • RAY OPTICS AND OPTICAL INSTRUMENTS

    NCERT GUJARATI|Exercise EXERCISES|40 Videos

  • WAVE OPTICS

    NCERT GUJARATI|Exercise EXERCISES|26 Videos

Similar Questions

Explore conceptually related problems

In an unbiased p-n junction electrons diffuse from n-region to p-region because :-

The p-n junction is a :-

When p-n junction diode is forward biased ………

In a forward biased PN - junction diode, the potential barrier in the depletion region is of the from...

The breakdown in a reverse biased p-n junction diode is more likely to occur due to

p-n junction is called as forward biased when

The depletion layer in the p-n junction region is caused by ……

In p-n junction, depletion barrier near the junction is due to ………

In p-n junction the width of space charge region is approximately ….. mum .

In a p-n junction diode, change in the temperature due to heating …….