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# BASIC ELECTRICAL ENGINEERING 2nd Sem Exam ECE/CSE/IT/EEE/0064/Nov 2015

## Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â SECTION-A

### Q1. Do as directed.Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  15×1=15

1. One KWH is equal to 860 KCal .
2. The unit of conductivity is Simens .
3. An electrolyte used in a Nickel- cadmium cell isÂ  KOH Potassium Hydroxide.
4. A Practical current source has High internal resistance.Â
5. All Electrical Equipments are connected in Parallel to the Supply.
6. Tesla is the unit of Magnetic Flux Density.Â
7. The power factors of a pure inductive circuit will be Zero .Â
8. Relative Permeability of vacuum is 1.257 x 10Â 6
9. The maximum value of power factor is 1.
10. Unit of magnetic flux is Weber.
11. For battery charging +5 V DC Supply is Required .
12. Form factor is defined as the ratio of RMS Value and Average Value.Â
13. Generator converts mechanical energy into electrical energy.
14. The ratio of true power to apparent power is called Power Factor.
15. The unit of electric potential is Volt.

## Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â SECTION-B

### Q2. Attempt any five questions.Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  5×6=30

1. State and explain Ohms Law ?
2. Calculate the new resistances of the wire if its length is double and area is reduce to half.
3. Explain Norton Theorem ?
4. Explain magnetic flux density and its
5. What are the electric characteristics of batteries?
6. Define Power
7. Discuss nuclear power plant in

## Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â SECTION-C

### Q3. Attempt any three questions.Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  3×10=30

1. Explain Kirchhoffâ€™s Voltage and Current law in details.
2. State and Prove Theveninâ€™s Theorem ?
3. Explain Hysteresis in detail. What is the significance of hysteresis curve?
4. Explain RC series circuit in detail with phasor
5. Drive the expression where AC is applied to pure

## BASIC ELECTRICAL ENGINEERING 2nd Sem Exam ECE/CSE/IT/EEE /0064/Nov 2015

### Section a :-BASIC ELECTRICAL ENGINEERING 2nd Sem Exam ECE/CSE/IT/EEE/0064/Nov 2015

One KWH is equal to 860 KCal .

The unit of conductivity is Simens .

Â

An electrolyte used in a Nickel- cadmium cell isÂ  KOH Potassium Hydroxide.

Â

A Practical current source has High internal resistance.Â

All Electrical Equipments are connected in Parallel to the Supply.

Â

Tesla is the unit of Magnetic Flux Density.Â

Â

The power factors of a pure inductive circuit will be Zero .Â

Relative Permeability of vacuum is 1.257 x 10Â 6

Â

Â

The maximum value of power factor is 1.

Â

Unit of magnetic flux is Weber.

For battery charging +5 V DC Supply is Required .

Â

Form factor is defined as the ratio of RMS Value and Average Value.Â

Â

Generator converts mechanical energy into electrical energy.

Â

The ratio of true power to apparent power is called Power Factor.

Â

The unit of electric potential is Volt.

### Section B :BASIC ELECTRICAL ENGINEERING 2nd Sem Exam ECE/CSE/IT/EEE/0064/Nov 2015

Explain Ohms LawÂ

Â

Â Norton TheoremÂ

Â

magnetic flux densityÂ

Â

Electric characteristics of batteries

Â Power

nuclear power plantÂ

## BASIC ELECTRICAL ENGINEERING 2nd Sem Exam ECE/CSE/IT/EEE /0064/Nov 2015

Get Started

### Section c BASIC ELECTRICAL ENGINEERING 2nd Sem Exam ECE/CSE/IT/EEE/0064/Nov 2015

Â Kirchhoffâ€™s Voltage and Current lawÂ

Â

Â Theveninâ€™s TheoremÂ

Hysteresis in detail. What is the significance of hysteresis curve

RC series circuit in detail with phasor DiagramÂ

Drive the expression where AC is applied to pure

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