Engineering
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 airflow around a standard airfoil
NACA 0012 airfoil
compute true airspeed from indicated airspeed
true airspeed 550knots, 35000ft
calculate straight-line distance to an airplane
slant range to aircraft 40deg, altitude=35000ft
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 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
visualize a vortex field
vortex potential
compute fluid flow around an object
flow around a cylinder
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
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
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
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