AIEEE 2006 | Semiconductor Question 199 | Physics

If the lattice constant of this semiconductor is decreased, then which of the following is correct? AIEEE 2006 Physics - Semiconductor Question 189 English

AIEEE 2006 Physics - Semiconductor Question 189 English

All $${E_c},{E_g},{E_v}$$ increase

$${E_c}$$ and $${E_v}$$ increase, but $${E_g}$$ decreases

$${E_c}$$ and $${E_v}$$ decrease, but $${E_g}$$ increases

All $${E_c},{E_g},{E_v}$$ decrease

AIEEE 2006

MCQ (Single Correct Answer)

-1

The circuit has two oppositively connected ideal diodes in parallel. What is the current following in the circuit?

AIEEE 2006 Physics - Semiconductor Question 191 English

AIEEE 2006 Physics - Semiconductor Question 191 English

$$1.71$$ $$A$$

$$2.00$$ $$A$$

$$2.31$$ $$A$$

$$1.33$$ $$A$$

AIEEE 2006

MCQ (Single Correct Answer)

-1

In the following, which one of the diodes is reverse biased?

AIEEE 2006 Physics - Semiconductor Question 190 English Option 1

AIEEE 2006 Physics - Semiconductor Question 190 English Option 2

AIEEE 2006 Physics - Semiconductor Question 190 English Option 3

AIEEE 2006 Physics - Semiconductor Question 190 English Option 4

AIEEE 2005

MCQ (Single Correct Answer)

-1

The electrical conductivity of a semiconductor increases when electromagnetic radiation of wavelength shorter than $$2480$$ $$nm$$ is incident on it. The band gap in $$(eV)$$ for the semiconductor is

$$2.5$$ $$eV$$

$$1.1$$ $$eV$$

$$0.7$$ $$eV$$

$$0.5$$ $$eV$$

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