solutions, exercises and questions for chapter 02

8/13/2019 Solutions, Exercises and Questions for Chapter 02

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Introduction to AutoCAD 2007

Al f Yarwood

Chapter 2 Exercise 1

1. OpenAutoCAD 2007 - either with a double-click on its start-up icon in the Windows

desktop, or by using the method on the computer being used.2. Make sure the coordinate numbers at the bottom left-hand corner of the screen are

showing clearly.Right-clickon the numbers, followed by a click on Absolutein the

menu which appears.

3. Press the function key F9 or left-clickthe SNAPbutton in the status bar to ensure Snap is set on - the button

appears depressed.

4. Press the function key F7 or left-click the GRIDbutton in the status bar to ensure Grid dots are showing.

5. Call the Line tool with a left-click on its tool icon in the Draw toolbar.

6. Move the mouse until the coordinate numbers in the status bar read 40,250,0and left-click.

7. Move the mouse to the right until the coordinate numbers show 270,250,0and left-click.

8. Move the mouse downwards until the coordinate numbers show 270,100,0 and left-click.

9. Move the mouse to the left until the coordinate numbers show 40,100,0 and left-click.

10. Move the mouse upwards until the coordinate numbers show 40,250,0 and right-click- the

rectangle Exercise 1 appears on screen.

Note

The last figure of the coordinate number (0) can be ignored for all 2Dwork.

11. Place a 31/2inch floppy disk into the floppy disk slot of the computer.

12.Left-click on File in the menu bar, then again on Save As ... in the

drop-down menu which appears.

13. In the Save Drawing As dialog which appears select 31/2 Floppy

(A:) in the Save in field and enter 2_Exercise01 in the File name

field, followed by a left-click on the Savebutton of the dialog.

14. The drawing will be saved as a file with the name 2_Exercise01.dwg

on the floppy disk.

Solutions accompanyingIntroduction to AutoCAD 2007by Alf Yarwood, ISBN 0750681543. Alf Yarwood.

All rights reserved.


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1. Close the previous drawing and open the acadiso.dwt template.

2.Left-click the Line tool from the Draw toolbar. The command line shows:

Command:_line Specify first point: enter 90,240 right-click

Specify next point or [Undo]: enter @140,0 right-click

Specify next point or [Undo]: enter @60


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3. Save the drawing to your floppy disk with the file name 2_Exercise04.dwg.

4. Close the drawing with a left-click on the Closebutton of the drawing window.


1. Open the acadiso.dwt template - left-click on New ...in the File drop-down menu.

2.Left-click on the Line tool icon in the Draw toolbar. The command line shows:

Command:_line Specify first point: enter 50,130right-clickSpecify next point or [Undo]: enter @185,0 right-click

Specify next point or [Undo]: right-click

Command:

3.Left-click on the Circle tool icon in the Draw toolbar. The command line shows:

Command:_circle Specify center point for circle or [3P/2P/Ttr (tan tan

radius)]: enter 200,190 right-click

Specify radius of circle or [Diameter]: enter 40right-click

Command: right-click

CIRCLE: Specify center point for circle or [3P/2P/Ttr (tan tan radius)]:

enter t (tan tan radius)right-click

Specify point on object for first tangent of circle:pickpoint on R40circleSpecify point on object for second tangent of circle:pickpoint on the line

Specify radius of circle : enter 25 right-click

Command:





2.Left-click on the Line tool icon in the Draw toolbar. The command line shows:

Command:_line Specify first point: enter 100,130right-click

Specify next point or [Undo]: enter @130,0 right-click

Specify next point or [Undo]: enter @100


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2.Left-click on the Polyline tool icon in the Draw toolbar. The command line shows:

Command: _pline

Specify start point: enter 60,200 right-click

Current line-width is 0

Specify next point or [Arc/Halfwidth/Length/Undo/Width]: enter

w (Width) right-click

Specify starting width : enter 1.5 right-clickSpecify ending width : right-click

Specify next point or [prompts]: enter @30,0right-click

Specify next point or [prompts]: enter 110,220right-click




Specify next point or [prompts]: enter @0,-80right-click


Specify next point or [prompts]: enter @0,-20right-click

Specify next point or [prompts]: enter @-260,0right-clickSpecify next point or [prompts]: enter @0,20right-click


Specify next point or [prompts]: enter cright-click

Command:






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Command: _pline


Current line width is 0

Specify next point or [prompts]: enter w (Width) right-click

Specify starting width : enter 2 right-click

Specify ending width : right-click








Specify ending width : right-clickSpecify next point or [prompts]: enter 250,210right-click









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Specify next point or [prompts]: enter 50,105 right-click

Specify next point or [prompts]: enter w (Width) right-clickSpecify starting width : enter 2 right-click


Specify next point or [prompts]: enter c(Close) right-click

Command:


4. Close the drawing with a left-click on the Closebutton of the darwing window.




Command: _pline









Specify ending width : enter 0 right-click

Specify next point or [prompts]: enter 255,200right-clickSpecify next point or [prompts]: right-click

Command: right-click

PLINE






Specify next point or [prompts]: enter aright-click

Specify endpoint of arc or [prompts]: enter s (Second point) right-clickSpecify second point on arc: enter 170,140 right-click

Specify end point of arc: enter 225,130 right-click

Specify end point of arc or [prompts]: enter w (Width)right-click


Specify ending width : enter 0 right-click

Specify end point of arc or [prompts]: enter 295,70 right-click

Specify end point of arc or [prompts]: right-click

Command:






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Additional exercises

The pages which follow show five exercises additional to those shown in Chapter 2 of the book Introduction to

AutoCAD 2007. No answers are included. Some multiple choice questions follow the exercises.

1. Construct the outline given below using the Line tool.




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2. The drawing shows a closed

polyline of width0.7. Construct the

outline using the technique you be-

lieve to be best suited to producing

the required drawing.

3. Construct four arcs to the details

given in the drawing to the right.

Add lines between the arcs. Then

using Edit Polyline form a closed

polyline of the outline to a width

of 2.

4. Construct the four arcs to the details

as given. Add lines to complete theoutline. Then add the four circles tan-

gential to the outline.




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5. Construct four circles - two of ra-

dius 55 and another two of radius

25 - in the position as shown in

the drawing to the right. Then add

the other two circles tangential; to

the first four.

Multiple choice questions

1. To call the Linetool from the command line, the following abbreviation can be entered:

(a) lin;

(b) li;

(c) l

(d) ln

2. When the F6 key of the keyboard is pressed, the following facility is toggled on/off:

(a) Snap;(b) Ortho;

(c) DUCS;

(d) DYN.

3. The key F9toggles on/off:

(a) Snap;

(b) Ortho;

(c) Grid;

(d) DYN.

4. When entering absolutecoordinate numbers at the command line, the coordinates are preceded by:

(a) The letter a;

(b) The symbol @;

(c) The letters ab;

(d) There is no need to enteranything in front of the coordinate numbers.

5. The command line abbreviation for the Circle tool is:

(a) cir;

(b) c;

(c) ci;

(d) cl.

6. What are the differences between outlines drawn using the Linetool and those drawn using the Polyline

tool?



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