# 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

### BASIC ELECTRICAL ENGINEERING 2nd Semester Diploma Nov 2015 PaperÂ

### 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

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

- State and explain Ohms Law ?
- Calculate the new resistances of the wire if its length is double and area is reduce to half.
- Explain Norton Theorem ?
- Explain magnetic flux density and its
- What are the electric characteristics of batteries?
- Define Power
- 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**

- Explain Kirchhoffâ€™s Voltage and Current law in details.
- State and Prove Theveninâ€™s Theorem ?
- Explain Hysteresis in detail. What is the significance of hysteresis curve?
- Explain RC series circuit in detail with phasor
- 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 ______ KCal

One KWH is equal to **860** KCal .

The unit of conductivity is _____

The unit of conductivity is **Simens** .

Â

An electrolyte used in a Nickel- cadmium cell isÂ ________

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

Â

A Practical current source has ______ internal resistance.

A Practical current source has **High** internal resistance.Â

All Electrical Equipments are connected in ______ to the Supply

All Electrical Equipments are connected in **Parallel** to the Supply.

Â

Tesla is the unit of ___________

Tesla is the unit of **Magnetic Flux Density**.Â

Â

The power factors of a pure inductive circuit will be _____

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

Relative Permeability of vacuum is _______

Relative Permeability of vacuum is **1.257 x 10Â ^{–}^{6}**

Â

The maximum value of power factor is ______

Â

The maximum value of power factor is **1.**

Â

Unit of magnetic flux is _______.

Unit of magnetic flux is **Weber**.

For battery charging _______ Supply is Required

For battery charging **+5 V** **DC** Supply is Required .

Â

Form factor is defined as the ratio of _______ and _______.Â

Form factor is defined as the ratio of** RMS Value **and

**Average Value.Â**

Â

______ converts mechanical energy into electrical energy.

**Generator** converts mechanical energy into electrical energy.

Â

The ratio of true power to apparent power is called _______

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

Â

The unit of electric potential is ______

The unit of electric potential is **Volt**.

#### STEEL STRUCTURES DESIGN

6th Diploma Exam/Civil/5130/May 2019 PSBTE Diploma Solved Paper May 2019 .

### Section B :BASIC ELECTRICAL ENGINEERING

2nd Sem

Exam ECE/CSE/IT/EEE/0064/Nov 2015

Explain Ohms LawÂ

Â

Calculate the new resistances of the wire if its length is double and area is reduce to half.

Explain Norton Theorem ?

Â Norton TheoremÂ

Â

Explain magnetic flux density and its

magnetic flux densityÂ

Â

What are the electric characteristics of batteries?

Electric characteristics of batteries

Â Power

Discuss nuclear power plant in

nuclear power plantÂ

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

## BASIC ELECTRICAL ENGINEERING

2nd Sem Exam ECE/CSE/IT/EEE

/0064/Nov 2015

Get Started

https://www.youtube.com/watch?v=UHX6f8TIvX8https://www.youtube.com/watch?v=M_RR6LVICp0https://www.youtube.com/watch?v=mV41CMWonN4https://www.youtube.com/watch?v=s0LVPE0Q3LE&list=PLA9Q9SDZ781WXNAWit379A4CRLMvjGiUw&index=14&t=0s

### Section c BASIC ELECTRICAL ENGINEERING

2nd Sem

Exam ECE/CSE/IT/EEE/0064/Nov 2015

Explain Kirchhoffâ€™s Voltage and Current law in details.

Â Kirchhoffâ€™s Voltage and Current lawÂ

Â

State and Prove Theveninâ€™s Theorem ?

Â Theveninâ€™s TheoremÂ

Explain Hysteresis in detail. What is the significance of hysteresis curve?

Hysteresis in detail. What is the significance of hysteresis curve

Explain RC series circuit in detail with phasor Diagram ?

RC series circuit in detail with phasor DiagramÂ

Drive the expression where AC is applied to pure

Drive the expression where AC is applied to pure