Basic Electronics BS/MS Software Engineering/PhD Software Engineering 1 Semester/Term University Of Sargodha (UOS) 2017

L niversity of Sargodha

BS 1" Term Exam 2017

Subject: Computer Sc./1.T/Software Engineering

Time Allowed: 2:30 Hours

Paper: Basic Electronics (PI1-2210)

Maximum Marks: 80

Vote: Objective part is compulsory. Attempt any four questions from subjective parts.

Objective Part

O. No. 1: Attempt all parts and cach require ansner 2 - 3 lines

(16 1 2 -

32)

1. What is the first tonization energy of an electron in hydrogen atom?

2. What she avalanche Breakdown in reverse based P-N Junction'

3, betime threshold voltage. Cose its value for Stand feunchon"

by Collector-Base Junction is alvars to gig: Slied

5. Which factors control the capacitance of Opacitor"

6. What is the basic prineiple behind the propagation of light in optical liber?

7. Write down two examples of nonlmear resistor"

8. Define Silicon Controlled Rectifier (SCR)'

9. Who electrons have greater mobiley than loles in semiconductor materiay, uStadni.com

10. Draw sumbols of an air-core and iron-core inductor?

I1. Why we use series voltage dis iders circus?

12. Why base is kept narrow in the manufacturing of a transistor?

13. Whs pure semiconductors are insulators at 0'K?

14. What is the effect of doping level on width of depletion layer?

15. Why Silicon is invariably used in the manufacture of junction photodiodes?

16. Define Silicon controlled Rectifier with its symbolical representation?

Subiective Pare Pare =

18) U

Q2. Write note on the follow ne

(a) Chassis Ground

(b) Cells in series and parallel connections

Q3.

(a) Classify the magnetie materials on the basis of their magnetic propentes

(b) What is the capacitance of a parallel plate capacitor of plate area 0.0lm2 and an dielectre i thicknes

0.01m? If the capacitor is given a charge of 500uu(". what will be the potential difference between the piates

How will red space hetween the towers iled wah was weh tas elate perman e el

*

04.

UStation appleston

Dawghe transistor eque alent model of SOR. with the help of tills model. explain the working of SOR al-

06.

Deline and esplan Hair Wave Voltage doubler with the help of circut diagram.

07. Define solar cell. I splam its construction and working with cucut diagram.

ustadni.com

lisitShahab.com for more

visit website: ustadni.com

L niversity of Sargodha

BS 1" Term Exam 2017

Subject: Computer Sc./1.T/Software Engineering

Time Allowed: 2:30 Hours

Paper: Basic Electronics (PI1-2210)

Maximum Marks: 80

Vote: Objective part is compulsory. Attempt any four questions from subjective parts.

Objective Part

O. No. 1: Attempt all parts and cach require ansner 2 - 3 lines

(16 1 2 -

32)

1. What is the first tonization energy of an electron in hydrogen atom?

2. What she avalanche Breakdown in reverse based P-N Junction'

3, betime threshold voltage. Cose its value for Stand feunchon"

by Collector-Base Junction is alvars to gig: Slied

5. Which factors control the capacitance of Opacitor"

6. What is the basic prineiple behind the propagation of light in optical liber?

7. Write down two examples of nonlmear resistor"

8. Define Silicon Controlled Rectifier (SCR)'

9. Who electrons have greater mobiley than loles in semiconductor materiay, uStadni.com

10. Draw sumbols of an air-core and iron-core inductor?

I1. Why we use series voltage dis iders circus?

12. Why base is kept narrow in the manufacturing of a transistor?

13. Whs pure semiconductors are insulators at 0'K?

14. What is the effect of doping level on width of depletion layer?

15. Why Silicon is invariably used in the manufacture of junction photodiodes?

16. Define Silicon controlled Rectifier with its symbolical representation?

Subiective Pare Pare =

18) U

Q2. Write note on the follow ne

(a) Chassis Ground

(b) Cells in series and parallel connections

Q3.

(a) Classify the magnetie materials on the basis of their magnetic propentes

(b) What is the capacitance of a parallel plate capacitor of plate area 0.0lm2 and an dielectre i thicknes

0.01m? If the capacitor is given a charge of 500uu(". what will be the potential difference between the piates

How will red space hetween the towers iled wah was wehtas elate perman evel

*

04.

UStation appleston

Dawghe transistor eque alent model of SOR. with the help of tills model. explain the working of SOR al-

06.

Deline and esplan Hair Wave Voltage doubler with the help of circut diagram.

07. Define solar cell. I splam its construction and working with cucut diagram.

ustadni.com

lisitShahab.com for more

visit website: ustadni.com