Physics

A body starting from rest moves along a straight line with a constant acceleration The variation of speed (v) with distance (s) is represented by the graph A body starting from rest moves along a straight line with a constant acceleration The variation of speed (v) with distance (s) is represented by the graph September [...]

Three different objects of mass m1 , m2, m3 are allowed to fall from rest and from the same point O along three different frictionless paths. The speeds of the three objects, on reaching the ground, will be in the ratio of m2 m3 are allowed to fall from rest and from the same point [...]

The ratio of magnitudes of average speed to average velocity, is is The ratio of magnitudes of average speed to average velocity September 5, 2020 Category: Chapter 3 - Motion in a Straight Line , NEET Last 32 Years Solved 1988 - 2019 Physics and Chemistry Video Solutions , Physics ,

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 [...]