Chapter 33 – Semiconductors

In the circuit shown in the figure, the input voltage V_(i) is 20V, V_(BE)=0 and V_(CE)=0. The values of I_(B),I_(C) and beta are given by: I_(C) and beta are given by: In the circuit shown in the figure: the input voltage V_(i) is 20V V_(BE)=0 and V_(CE)=0. The values of I_(B) September 1, 2020 Category: [...]

Zener diode is used for Zener diode is used for September 1, 2020 Category: Chapter 33 - Semiconductors , NEET Last 32 Years Solved 1988 - 2019 Physics and Chemistry Video Solutions , Physics ,

A p-n photodiode is made of a material with a band gap of 2.0 eV. The minimum frequency of the radiation that can be absorbed by the material is nearly A p-n photodiode is made of a material with a band gap of 2.0 eV. The minimum frequency of the radiation that can be absorbed [...]

A p-n photodiode is fabricated from a semiconductor with a band gap of 2.5 eV. It can detect a signal of wavelength A p-n photodiode is fabricated from a semiconductor with a band gap of 2.5 eV. It can detect a signal of wavelength September 1, 2020 Category: Chapter 33 - Semiconductors , NEET Last [...]

The given graph represents V-I characteristic for a semiconductor device. which of the following statement is correct ? The given graph represents V-I characteristic for a semiconductor device. which of the following statement is correct ? September 1, 2020 Category: Chapter 33 - Semiconductors , NEET Last 32 Years Solved 1988 - 2019 Physics and [...]

In forward biasing of the p-n junction In forward biasing of the p-n junction September 1, 2020 Category: Chapter 33 - Semiconductors , NEET Last 32 Years Solved 1988 - 2019 Physics and Chemistry Video Solutions , Physics ,

The barrier potential of a p-n junction depends on (1) type of semiconductor material (2) amount of doping (3) temperature Which one of the following is correct? The barrier potential of a p-n junction depends on (1) type of semiconductor material (2) amount of doping (3) temperature Which one of the following is correct? September [...]

Which one of the following statement is false ? Which one of the following statement is false ? September 1, 2020 Category: Chapter 33 - Semiconductors , NEET Last 32 Years Solved 1988 - 2019 Physics and Chemistry Video Solutions , Physics ,

If a small amount of antimony is added to germanium crystal If a small amount of antimony is added to germanium crystal September 1, 2020 Category: Chapter 33 - Semiconductors , NEET Last 32 Years Solved 1988 - 2019 Physics and Chemistry Video Solutions , Physics ,

C and Si both have same lattice structure, having 4 bonding electrons in each. However, C is insulator whereas Si is intrinsic semiconductor. This is because C and Si both have same lattice structure C is insulator whereas Si is intrinsic semiconductor. This is because having 4 bonding electrons in each. However September 1, 2020 [...]