# Engineering

compute magnetic flux density for an object

1m 1A Helmholtz coil
examine op amp circuit configurations

op amp
compute characteristics of a motor

synchronous motor 6 poles
explore properties of ideal waveguides

circular waveguide
analyze a transfer function model

transfer function (s^2-3)/(-s^3-s+1)
analyze a state space model

state {{0,1,0},{0,0,1},{1/5,-1,0}}, input {{0},{0},{1}}, output {{-3,0,1}}
compute the maximum force of a spring

spring maximum force
do a cooling load computation

residential cooling load
find the stress on a cylinder

diameter 5mm and force 2N, what is the mechanical stress
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Civil & Structural Engineering

compute mandated ventilation rate

indoor air quality, 3 bedrooms, 1600 sq ft
do an Euler column buckling computation

column buckling
compute the deflection of a beam under load

beam deformation
UNSS21900 simple support beam deflection 150 lbf
get information about a structure

Golden Gate Bridge
compare several structures

Blarney Castle, Castillo de Cox, Egeskov
do computations with properties of structures

height CN Tower / Merchandise Mart
find structures with specified properties

mines over 5000 feet
visualize a vortex field

vortex potential
compute fluid flow around an object

flow around a cylinder
compute airflow around a standard airfoil

NACA 0012 airfoil
compute indicated airspeed from true airspeed

true airspeed = 550 knots, altitude = 35000 ft
calculate straight-line distance to an airplane

slant range to aircraft 40deg, altitude=35000ft
compute a Doppler shift

Doppler shift 300Hz, 75mph
compute perceived loudness

perceived loudness 110 Hz, 60 dB
generate sound with a specified waveform

play 1.5kHz sawtooth
compute properties of steam at a given temperature

steam 135C
specify a temperature and pressure

steam 400F 60psi
compute properties of saturated steam

saturated steam 20atm
analyze heating or cooling of moist air

adiabatically cool moist air at Tdry=30C to Tdry2=22C
analyze humidification of moist air

humidify moist air at drybulb 15C and 20% to 30C and 55%
analyze a refrigeration cycle

refrigeration cycle
turbine refrigeration cycle with R134a at 1.5MPa and -10C
discover how to measure different physical properties

acceleration measuring devices
get information about a measurement device

crankshaft position sensor