V Question stem Image (relative filename) correct answer distractor distractor distractor | What is a Fatigue Strength? images/endurance_limit.gif The stress that a material can withstand for a certain number of cycles. Maximum stress that will allow the material to cycle indefinitely. The maximum length of fatigue fracture before failure occurs. The same as the yield point (or elastic limit). |
N Question stem Image (relative filename) formula units | #(cont) What is the area of a circle with #(12,25,2) mm diameter? images/circle.gif 0.25*Pi*#a^2 mm2 |
S Question stem Image (relative filename) correct labels (alphabetic order) number of labels displayed | @Select all forces for a FBD of the Hand Lever. (Ignore its own gravity) images/pipe_wrench.jpg A,E,H 16 |
W Question stem Image (relative filename) correct answer(s) for word 1 correct answer(s) for word 2 | %Newton's ..... law can be epressed by the equation: Force. = mass * ......... images/mass.jpg 2nd,2,second acceleration,a |
M Question stem Image (relative filename) list of names list of matching labels | $Type the correct label for each valve image that matches the description below. images\compare_valves.jpg Butterfly valve,Globe valve,Needle valve,Ball valve,Diaphragm valve,Gate Valve E,C,D,F,A,B |
Unit Description | Prefix
Multiplier Available? | Displayed | Text Code |
Do not display Units frame | - | - | Number |
No Units | - | No Units | No Units |
Celcius | - | oC | C |
degrees of angle | - | deg | deg |
grams | - | g | deg |
Hertz: cycles / second | Yes | Hz | Hz |
Joules | Yes | J | J |
Joules / kg | - | J/kg | J/kg |
Joules / kg Kelvin | - | J/kgK | J/kgK |
Kelvin | - | K | K |
per Kelvin | - | 1/K | 1/K |
kilograms | - | kg | kg |
kilogram metres squared | - | kg.m2 | kgm2 |
kilogram mm squared | - | kg.mm2 | kgmm2 |
kilograms/ metre | - | kg/m | kg/m |
kilograms/ square metre | - | kg/m2 | kg/m2 |
kilograms/ cubic metre | - | kg/m3 | kg/m3 |
kilograms / s | - | kg/s | kg/s |
kilogram metres / s | - | kg.m/s | kgm/s |
kilometers per hour | - | km/h | km/h |
metres | Yes | m | m |
metres per second | - | m/s | m/s |
metres per second squared | - | m/s2 | m/s2 |
metres squared | - | m2 | m2 |
metres squared / sec | - | m2/s | m2/s |
cubic metres | - | m3 | m3 |
cubic metres / kilogram | - | m3/kg | m3/kg |
cubic metres / second | - | m3/s | m3/s |
millimeters | - | mm | mm |
millimeters / Kelvin | - | mm/K | mm/K |
square millimeters | - | mm2 | mm2 |
cubic millimeters | - | mm3 | mm3 |
millimeters to the fourth | - | mm4 | mm4 |
Newtons | Yes | N | N |
Newton.meters | Yes | N.m | Nm |
Newton.millimeters | - | Nmm | Nmm |
Newton.seconds | - | N.s | Ns |
Newtons / m | - | N/m | N/m |
Newtons / mm | - | N/mm | N/mm |
Pascals | Yes | Pa | Pa |
Pascal.seconds | - | Pa.s | Pas |
Radians | - | rad | rad |
Radians per second | - | rad/s | rad/s |
Radians / second squared | - | rad/s2 | rad/s2 |
Seconds | Yes | s | s |
Watts | Yes | W | W |
Percentage | - | % | % |
Amperes | Yes | A | A |
Coulombs | Yes | C | Cb |
Farads | Yes | F | F |
Henrys | Yes | H | H |
Ohms | Yes | Ohms | R |
Volts | Yes | V | V |
Volt Amperes | Yes | VA | VA |
Operator | Description |
(((a))) | Unlimited nested brackets |
e | 2.71828182845905 |
pi | 3.14159265358979 |
+ | addition |
- | subtraction |
* | multiplication |
/ | division |
a ^ b | ab |
a @ b | log b(a) |
ln a | log e(a) |
abs(a) | absolute value of a |
exp(a) | ea |
sqrt(a) | square root of a |
int(a) | integer of a |
frac(a) | a - int(a) |
sin(a) | sine of a |
cos(a) | cosine of a |
tan(a) | tangent of a |
asin(a) | inverse sine of a |
acos(a) | inverse cosine of a |
atan(a) | inverse tangent of a |
sinh(a) | hyperbolic sine of a |
cosh(a) | hyperbolic cosine of a |
tanh(a) | hyperbolic tangent of a |
Function | Description |
atan2(a,b) | Excel style: atan2(x,y) |
Derive(function, x) | Numerical Derivative |
Find_root_Newton(function, xguess, precision) | Find root of function 1 |
Find_root_bisection(function, x0, x1, precision) | Find root of function 2 |
#a + Matrix["1,#a,-1,2,1,2,1,6,2,-1,1,#a^2", 3] Maximum 8 rows x 9 columns. Permits matrix within formula and formula within any matrix entry. | Solve matrix for column 3 variable 1 4 -1 2 1 2 1 6 2 -1 1 16 |
Statistical Functions with formula variables e.g. Mean[#a,#b,#c,#d-1,#e,#f,#g+5] Also Range[], Median[], StDev[], StpDev[] | Common descriptive statistical terms. Matches Excel except Excel's StDevp was changed to StpDev. |
Normal Distribution Conversion Function NormX[mean,stdev,probability] NormX[#a,#b,1/1000] | Find the value (x) below which the probablity is satisfied. (Probability * 100 = percentile) |
Probablilty Conversion Function (Normal dist) NormP[mean, stdev, x] NormX[#a,#b,75] * 100 | Uses bisection method to solve probablity for given (x) value. (Probability * 100 = percentile) |
Description | Ascii Code | Displayed | Text Code |
power of 0 | Chr$(186) | A0 | A^0 |
power of 1 | Chr$(185) | A1 | A^1 |
power of 2 | Chr$(178) | A2 | A^2 |
power of 3 | Chr$(179) | A3 | A^3 |
division | Chr$(247) | -/- | |
multiplication | Chr$(215) | X | * |
plus or minus | Chr$(177) | + - | +/- |
degrees | Chr$(176) | o | <DEG> |
Greek symbol phi | Chr$(216) | <PHI2> | |
Greek symbol phi small | Chr$(248) | <PHI> | |
Greek symbol mu | Chr$(181) | <MU> | |
Greek symbol beta | Chr$(223) | <BETA> | |
box | Chr$(127) | [] | <BOX> |
Line Feed | Chr$(10) | new line | <LF> |
1 Dash | Chr$(151) | _ | <-> |
3 Dashes | 3 x Chr$(151) | ___ | <3-> |
5 Dashes | 5 x Chr$(151) | ______ | <5-> |
10 Dashes | 10 x Chr$(151) | __________ | <10-> |
1/4 | Chr$(188) | 1/4 | <1/4> |
1/2 | Chr$(189) | 1/2 | <1/2> |
3/4 | Chr$(190) | 3/4 | <3/4> |
Type | Description |
images\picture.jpg | jpg, gif, png Location relative to encrypted test file - e.g. images folder |
images\machine.html | html, flash Location relative to encrypted test file - e.g. images folder |
graph[#a*x + #b] 200L | code generated graphical display: Plots any mathematical valid function. E.g. y = a x + b where #a and #b are random variables from question stem 200 is initial scale (max X). L = locked zoom |
point[#a,#b*3] | Plots a point. Functions and variables permitted |