Types of Semi Conductors
PHXII14:SEMICONDUCTOR ELECTRONICS- MATERIALS- DEVICES AND SIMPLE CIRCUITS

365597 If an intrinsic semiconductor is heated, the ratio of free electrons to holes is

1 Greater than one
2 Less than one
3 Equal to one
4 Dercease and becomes zero
PHXII14:SEMICONDUCTOR ELECTRONICS- MATERIALS- DEVICES AND SIMPLE CIRCUITS

365598 Due to diffusion of electrons from \(n\) to \(p\)-side.
I.
An ionised acceptor is left in the \(p\)-region
II.
An ionised donor is left in the \(n\)-region
III.
Electrons of \(n\)-side comes to \(p\)-side and electron-hole combination takes place in \(p\)-side

1 I and II
2 II and III
3 I and III
4 I, II and III
PHXII14:SEMICONDUCTOR ELECTRONICS- MATERIALS- DEVICES AND SIMPLE CIRCUITS

365599 The difference in the variation of resistance with temperature in a metal and a semiconductor arises essentially due to the difference in the :

1 Crystal structure
2 Variation of the number of charge carriers with temperature
3 Type of bonding
4 Variation of scattering mechanism with temperature
PHXII14:SEMICONDUCTOR ELECTRONICS- MATERIALS- DEVICES AND SIMPLE CIRCUITS

365600 In an intrinsic semiconductor, at an ordinary temperature, the correct relation between the number of electrons per unit volume \({n_e}\) and number of holes per unit volume \({n_e}\)

1 \({n_e} = {n_h}\)
2 \({n_e} > {n_h}\)
3 \({n_e} < {n_h}\)
4 \({n_e} = {n_h} = 0\)
PHXII14:SEMICONDUCTOR ELECTRONICS- MATERIALS- DEVICES AND SIMPLE CIRCUITS

365597 If an intrinsic semiconductor is heated, the ratio of free electrons to holes is

1 Greater than one
2 Less than one
3 Equal to one
4 Dercease and becomes zero
PHXII14:SEMICONDUCTOR ELECTRONICS- MATERIALS- DEVICES AND SIMPLE CIRCUITS

365598 Due to diffusion of electrons from \(n\) to \(p\)-side.
I.
An ionised acceptor is left in the \(p\)-region
II.
An ionised donor is left in the \(n\)-region
III.
Electrons of \(n\)-side comes to \(p\)-side and electron-hole combination takes place in \(p\)-side

1 I and II
2 II and III
3 I and III
4 I, II and III
PHXII14:SEMICONDUCTOR ELECTRONICS- MATERIALS- DEVICES AND SIMPLE CIRCUITS

365599 The difference in the variation of resistance with temperature in a metal and a semiconductor arises essentially due to the difference in the :

1 Crystal structure
2 Variation of the number of charge carriers with temperature
3 Type of bonding
4 Variation of scattering mechanism with temperature
PHXII14:SEMICONDUCTOR ELECTRONICS- MATERIALS- DEVICES AND SIMPLE CIRCUITS

365600 In an intrinsic semiconductor, at an ordinary temperature, the correct relation between the number of electrons per unit volume \({n_e}\) and number of holes per unit volume \({n_e}\)

1 \({n_e} = {n_h}\)
2 \({n_e} > {n_h}\)
3 \({n_e} < {n_h}\)
4 \({n_e} = {n_h} = 0\)
PHXII14:SEMICONDUCTOR ELECTRONICS- MATERIALS- DEVICES AND SIMPLE CIRCUITS

365597 If an intrinsic semiconductor is heated, the ratio of free electrons to holes is

1 Greater than one
2 Less than one
3 Equal to one
4 Dercease and becomes zero
PHXII14:SEMICONDUCTOR ELECTRONICS- MATERIALS- DEVICES AND SIMPLE CIRCUITS

365598 Due to diffusion of electrons from \(n\) to \(p\)-side.
I.
An ionised acceptor is left in the \(p\)-region
II.
An ionised donor is left in the \(n\)-region
III.
Electrons of \(n\)-side comes to \(p\)-side and electron-hole combination takes place in \(p\)-side

1 I and II
2 II and III
3 I and III
4 I, II and III
PHXII14:SEMICONDUCTOR ELECTRONICS- MATERIALS- DEVICES AND SIMPLE CIRCUITS

365599 The difference in the variation of resistance with temperature in a metal and a semiconductor arises essentially due to the difference in the :

1 Crystal structure
2 Variation of the number of charge carriers with temperature
3 Type of bonding
4 Variation of scattering mechanism with temperature
PHXII14:SEMICONDUCTOR ELECTRONICS- MATERIALS- DEVICES AND SIMPLE CIRCUITS

365600 In an intrinsic semiconductor, at an ordinary temperature, the correct relation between the number of electrons per unit volume \({n_e}\) and number of holes per unit volume \({n_e}\)

1 \({n_e} = {n_h}\)
2 \({n_e} > {n_h}\)
3 \({n_e} < {n_h}\)
4 \({n_e} = {n_h} = 0\)
PHXII14:SEMICONDUCTOR ELECTRONICS- MATERIALS- DEVICES AND SIMPLE CIRCUITS

365597 If an intrinsic semiconductor is heated, the ratio of free electrons to holes is

1 Greater than one
2 Less than one
3 Equal to one
4 Dercease and becomes zero
PHXII14:SEMICONDUCTOR ELECTRONICS- MATERIALS- DEVICES AND SIMPLE CIRCUITS

365598 Due to diffusion of electrons from \(n\) to \(p\)-side.
I.
An ionised acceptor is left in the \(p\)-region
II.
An ionised donor is left in the \(n\)-region
III.
Electrons of \(n\)-side comes to \(p\)-side and electron-hole combination takes place in \(p\)-side

1 I and II
2 II and III
3 I and III
4 I, II and III
PHXII14:SEMICONDUCTOR ELECTRONICS- MATERIALS- DEVICES AND SIMPLE CIRCUITS

365599 The difference in the variation of resistance with temperature in a metal and a semiconductor arises essentially due to the difference in the :

1 Crystal structure
2 Variation of the number of charge carriers with temperature
3 Type of bonding
4 Variation of scattering mechanism with temperature
PHXII14:SEMICONDUCTOR ELECTRONICS- MATERIALS- DEVICES AND SIMPLE CIRCUITS

365600 In an intrinsic semiconductor, at an ordinary temperature, the correct relation between the number of electrons per unit volume \({n_e}\) and number of holes per unit volume \({n_e}\)

1 \({n_e} = {n_h}\)
2 \({n_e} > {n_h}\)
3 \({n_e} < {n_h}\)
4 \({n_e} = {n_h} = 0\)