Question 1

Define terminals.

Accepted Answer

Terminals are a point of electrical connection.

Question 2

Define electrical circuit.

Accepted Answer

An electrical circuit provides the path for electrical flow from the source of electricity through system components and connections and back to the source.

Question 3

Describe a marking drawing.

Accepted Answer

A marking drawing is a silkscreen artwork containing component outlines and orientation symbols.

Question 4

Why is the PCB prepared at an enlarged scale?

Accepted Answer

. So that possible drafting er

Question 5

What does the dashed line box around an internal IC sche- matic diagram denote?

Accepted Answer

. The pack

Question 6

Draw or sketch and label a fixed and variable resistor.

Accepted Answer

The answer of Draw or sketch and label a fixed...

Question 7

Draw or sketch a simple schematic wiring diagram.

Accepted Answer

Simple sch

Question 8

Describe the following: single-layer boards, multilayer boards, multilayer sandwich boards.

Accepted Answer

. Single-layer boards: Contain all print

Question 9

Give the standard letter identification for the following components: resistor, capacitor, transistor, tube, diode, in- ductor, plug, and jack.

Accepted Answer

The answer of Give the standard letter identification for the...

Question 10

What is the standard lettering height used on electrical floor plans?

Accepted Answer

. Standard lettering

Question 11

Describe the border and title block used on electrical drawings.

Accepted Answer

. The border and title block u

Question 12

What are the scales most commonly used to draw plot plans?

Accepted Answer

. The scal

Question 13

Define active devices.

Accepted Answer

Active devices are electronic

Question 14

Describe the purpose of a block diagram.

Accepted Answer

. A block diagram provides a q

Question 15

Printed circuits are used for what purpose?

Accepted Answer

. Printed circuits f

Question 16

Define bias.

Accepted Answer

Bias is the voltage applied to

Question 17

Explain the purpose of a block diagram in an electrical power system design.

Accepted Answer

. A one-line diagram is a simp

Question 18

Draw or sketch an example of a horizontal capacitor (C1, 5μf ) and a vertical resistor (R1, 1,000 ohms) connected, and use the most popular labeling technique to show the identification and value of each.

Accepted Answer

The answer of Draw or sketch an example of a...

Question 19

How should switch symbols be drawn in relation to the wall upon which they are located? 59728_ch20_EOC_ptg01.indd 1 22/02/16 10:50 am

Accepted Answer

. Switch symbols should be dra

Question 20

Briefly explain the function of a grid system in preparing master pattern artwork.

Accepted Answer

. A grid system aids

Exam 20: Electrical and Electronic Drafting

Define terminals.

Define electrical circuit.

Describe a marking drawing.

Why is the PCB prepared at an enlarged scale?

What does the dashed line box around an internal IC sche- matic diagram denote?

Draw or sketch and label a fixed and variable resistor.

Draw or sketch a simple schematic wiring diagram.

Describe the following: single-layer boards, multilayer boards, multilayer sandwich boards.

Give the standard letter identification for the following components: resistor, capacitor, transistor, tube, diode, in- ductor, plug, and jack.

What is the standard lettering height used on electrical floor plans?

Describe the border and title block used on electrical drawings.

What are the scales most commonly used to draw plot plans?

Define active devices.

Describe the purpose of a block diagram.

Printed circuits are used for what purpose?

Define bias.

Explain the purpose of a block diagram in an electrical power system design.

Draw or sketch an example of a horizontal capacitor (C1, 5μf ) and a vertical resistor (R1, 1,000 ohms) connected, and use the most popular labeling technique to show the identification and value of each.

How should switch symbols be drawn in relation to the wall upon which they are located? 59728_ch20_EOC_ptg01.indd 1 22/02/16 10:50 am

Briefly explain the function of a grid system in preparing master pattern artwork.

Introduction to Engineering Drawing and Design Test

Drafting Equipment, Media, and Reproduction Methods

Computer-Aided Design and Drafting Cadd

Manufacturing Materials and Processes

Sketching Applications

Lines and Lettering

Drafting Geometry

Multiviews

Auxiliary Views

Dimensioning

Fasteners and

Sections, Revolutions, and Conventional Breaks

Geometric Dimensioning and Tolerancing

Pictorial Drawings and Technical Illustrations

Working Drawings

Mechanisms: Linkages, Cams, Gears, and Bearings

Belt and Chain Drives

Welding Processes and Representations

Precision Sheet Metal Drafting

Industrial Process Piping

Structural Drafting

Heating, Ventilating, and Air-Conditioning Hvac, and Pattern Development

Civil Drafting Problems

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