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Ceee QP

This document contains a model paper for a semester diploma examination in concepts of electrical and electronics engineering. It consists of 4 sections with a total of 10 questions. Section I contains 5 short answer questions to be answered in 1 mark each. Section II-IV contain 6 questions each with varying mark distribution. The questions cover topics such as circuit analysis, capacitors, transformers, resistors, rectifiers, power supplies, op-amps and amplifiers. Students are required to answer 10 out of the total 22 questions by choosing 2 from each section.

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Vikram Rao
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39 views2 pages

Ceee QP

This document contains a model paper for a semester diploma examination in concepts of electrical and electronics engineering. It consists of 4 sections with a total of 10 questions. Section I contains 5 short answer questions to be answered in 1 mark each. Section II-IV contain 6 questions each with varying mark distribution. The questions cover topics such as circuit analysis, capacitors, transformers, resistors, rectifiers, power supplies, op-amps and amplifiers. Students are required to answer 10 out of the total 22 questions by choosing 2 from each section.

Uploaded by

Vikram Rao
Copyright
© Attribution Non-Commercial (BY-NC)
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as PDF, TXT or read online on Scribd
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Model Paper I Semester Diploma Examination Concepts of Electrical and Electronics Engineering (Course code: 9CS & 9IS)

Time :3Hours Max Marks:100 Note: i)Section -I is compulsory


ii)Answer any six full questions choosing two questions each from sections-II,III and IV

Section I
1) a)Fill in the blanks with appropriate word/words. 5X1=5 i)The insulating material used in a capacitor is called ............................. ii)Temperature sensitive resistor is called ............................. iii)Power factor of a pure resistive circuit is ......................... iv)Transformer works on the principle of................................ v)In a color coded carbon resistor the gold band represents ....................tolerance. b)Define oscillator? Mention the types of oscillator. 5

Section II
2)a)Derive an equation to find the equivalent resistance when three resistors 3 are connected in series. b) State ohm's law and mention the limitations of ohm's law. Applications of ohms law. 5 c) A resistance of 1K is connected in series with a parallel combination of 100 4 and 500.The total combination is connected across 100V supply.Find the effective resistance and the total current in the circuit. d)Define electric charge,electric field,permitivity. 3 3)a)State and explain coulombs law. b)Mention the factors on which capacitor depends.Explain briefly charging and discharging of capacitor. c)Derive the expression for dynamically induced emf. 4)a)Define the terms 1)Average value 2)RMS value 3)Form factor b)State fardays laws. c)Briefly explain types of reactance. Section-III 5) a)Define turns ratio,current and voltage ratio. b)Difference between shell type and core type. c)Explain auto transformer. d)Derive emf equation of a transformer. 6) a)Briefly explain plate earthing. b)Explain briefly cartridge fuse. c)Explain construsction of brushless motor. d)Define resistor.Mention the types of resistor. 7) a)Explain briefly wire wound resistor. b)Give application of fixed resistor and variable resistor. c)Briefly explain mica capacitor. 4 5 6 3X2=6

4 5 3 3 5 4 3 3 6 3 3 6 3

d)Mention the types of switches. Section IV 8) a) Explain working operation of bridge rectifier b)Briefly explain V-I characteristics of Zener diode c)Explain how transistor acts as a amplifier d)Define multivibrator, comparator 9.a)Explain block diagram of linear power Supply b)Define emission ? Explain secondary emission c) Explain block diagram of offline UPS. Mention the merits and demerits. 10) a)Write a note on heat sink. b)Mention the merits and demerits of SMPS. c)Give characteristics of op-amp and draw its symbol d)Explain non-inverting amplifier.

5 4 4 2 5 4 6 4 3 4 4

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