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Thursday, December 9, 2010

How to make Cap with Google SketchUp

The Following is how to make a cap drawing with Google SketcUp
1. Make a horizontal circle as a diameter of a cap
2. Perpendicular with above, make a circle as a height of a cap, and also make a more small circle depend on a thickness of a cap.
3. build a line of a height and diameter a purpose as a slice or trim of drawing.
4. delete or trim drawing until a rest a circle of diameter of a cap and quarterly of vertical circle as below,
5. After Drawing as a rest of below click button of a "follow me" on SketchUp.
6. Click the quarter circle model around the horizontal circle (diameter of a cap).
7. Done, we get cap model as per picture below
you can get my drawing template of Cap above in SketchUp file download 

Autodesk Sketchbook Pro 2011

Wednesday, December 8, 2010

Friday, January 29, 2010

Piping Engineer - power point backround

all of you can use this picture to be your power point backround, but save the picture first to your folder.
1. open power point application
2. choose file new (ctrl + N)
3. pick format; backround;file effect;picture; select picture; select folder which you save the file.
4. OK, apply to all.
Note :
pixels dimension : image size 1024 x 768 pixels
document size : (361.24 x 270.93 mm)
resolution 72 pixels/inch

Microsoft PowerPoint 2010

Monday, January 4, 2010

International System (SI) Units Definition


Physical Quantity
Name of Unit
Unit Symbol
Definition



Length
meter
m
Distance traveled by light in vacuo during 1 ⁄299, 792, 458 of a second.
Mass
kilogram
kg
Mass of the international prototype which is in the custody of the Bureau International des Poids et Mesures (BIPM) at Sèvres, near Paris.
Time
second
s
The duration of 9,192,631,770 periods of the radiation corresponding to the transition between the two hyperfine levels of the ground state of the cesium-133 atom.
Electric Current
ampere
A
The constant current which, if maintained in two parallel rectilinear conductors of infinite length, of negligible circular cross section, and placed at a distance of one meter apart in a vacuum, would produce between these conductors a force equal to 2 × 10−7 N/m length
Thermodynamic Temperature
degree Kelvin
K
The fraction 1⁄273.16 of the thermodynamic temperature of the triple point of water.
Amount of Substance
mole
mol
The amount of substance of a system which contains as many elementary entities as there are atoms in 0.012 kilogram of carbon 12.
Luminous Intensity
candela
cd
Luminous intensity, in the perpendicular direction, of a surface of 1⁄600,000 square meter of a black body at the temperature of freezing platinum under a pressure of 101,325 newtons per square meter.
Force
newton
N =
Kg.m/s2
That force which, when applied to a body having a mass of one kilogram, gives it an acceleration of one meter per second squared.
Work, Energy,
Quantity of Heat
joule
J = N.m
The work done when the point of application of a force of one newton is displaced through a distance of one meter in the direction of the force.
Electric Charge
coloumb
C = A.s
The quantity of electricity transported in one second by a current of one ampere.
Electric Potential
volt
V = W/A
The difference of potential between two points of a conducting wire carrying a constant current of one ampere, when the power dissipated between these points is equal to one watt.
Electric Capacitance
farad
F = C/V
The capacitance of a capacitor between the plates of which there appears a difference of potential of one volt when it is charged by a quantity of electricity equal to one coulomb.
Electric Resistance
ohm
Ω = V/A
The resistance between two points of a conductor when a constant difference of potential of one volt, applied between these two points, produces in this conductor a current of one ampere, this conductor not being the source of any electromotive force.
Magnetic Flux
webber
Wb = V.s
The flux which, linking a circuit of one turn produces in it an electromotive force of one volt as it is reduced to zero at a uniform rate in one second.
Inductance
henry
H = V.s/A
The inductance of a closed circuit in which an electromotive force of one volt is produced when the electric current in the circuit varies uniformly at the rate of one ampere per second.
Luminous Flux
lumen
lm = cd.sr
The flux emitted within a unit solid angle of one steradian by a point source having a uniform intensity of one candela.
Illumination
lux
lx = lm/m2
An illumination of one lumen per square meter.
Encyclopaedia of Scientific Units, Weights and Measures: Their SI Equivalences and Origins

Decimal Equivalents of Fractions of an Inch


Fraction
(Inch)
Decimal
Fraction
(Inch)
Decimal
Fraction
(Inch)
Decimal
1/64
0.015625
11⁄32
0.34375
43⁄64
0.671875
1/32
0.03125
23⁄64
0.359375
11⁄16
0.6875
3/64
0.046875
3⁄8
0.375
45⁄64
0.703125
1/16
0.0625
25⁄64
0.390625
23⁄32
0.71875
5/64
0.078125
13⁄32
0.40625
47⁄64
0.734375
3/32
0.09375
27⁄64
0.421875
3⁄4
0.750
7/64
0.109375
7⁄16
0.4375
49⁄64
0.765625
1/8
0.125
29⁄64
0.453125
25⁄32
0.78125
9/64
0.140625
15⁄32
0.46875
51⁄64
0.796875
5/32
0.15625
31⁄64
0.484375
13⁄16
0.8125
11/64
0.171875
1⁄2
0.500
53⁄64
0.828125
3/16
0.1875
33⁄64
0.515625
27⁄32
0.84375
13/64
0.203125
17⁄32
0.53125
55⁄64
0.859375
7/32
0.21875
35⁄64
0.546875
7⁄8
0.875
15/64
0.234375
9⁄16
0.5625
57⁄64
0.890625
1/4
0.250
37⁄64
0.578125
29⁄32
0.90625
17/64
0.265625
19⁄32
0.59375
59⁄64
0.921 875
9/32
0.28125
39⁄64
0.609375
15⁄16
0.9375
19/64
0.296875
5⁄8
0.625
61⁄64
0.953125
5/16
0.3125
41⁄64
0.640625
31⁄32
0.96875
21/64
0.328125
21⁄32
0.65625
63⁄64
0.984375