Aerospace Engineering

Get information about a type of aircraft:

F-14 Tomcat

Look up a rocket property:

Ariane 5 mass

Find out where a specific satellite is right now:

orbital path of hubble telescope

Get information about probes of a specified type:

Mars missions

Energy Data

Get data on energy resources:

China energy production

Compute the cost for a specified quantity of electricity:

cost of 300 kWh of electricity in Minnesota

Get energy production data for a reactor:

annual energy production of Diablo Canyon 2

Electrical Engineering

Compute characteristics of an AC signal:

AC source 110V

Compute characteristics of a motor:

synchronous motor 6 poles

Explore properties of ideal waveguides:

circular waveguide

Control Systems

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}}

Generate frequency response plots:

Nyquist plot of the transfer function s/(s-1)^3

Bode plot of s/(1-s) sampling period .02

Mechanical Engineering

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 Engineering

Compute the mandated ventilation rate:

indoor air quality, 3 bedrooms, 1600 sq ft

Compute the deflection of a beam under load:

beam deformation

UNSS21900 simple support beam deflection 150 lbf

Calculate the max allowable weight on a bridge:

federal bridge gross weight regulation formula

Fluid Mechanics

Visualize a vortex field:

vortex potential

Compute fluid flow around an object:

flow around a cylinder

Determine change in fluid speed from pressure change:

velocity of water hammer with pressure difference of 20 atm

Calculate barometric pressure:

p0=1 bar, height = 3km

rho=1g/cm^3, h=3m, atmospheric pressure=1 bar, p=?

Sound & Acoustics

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

Steam Tables

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

Measurement Devices

Discover how to measure different physical properties:

acceleration measuring devices

Get information about a measurement instrument:

crankshaft position sensor

Uncover subtypes of general devices:

instances of a particle detector

Discover what different devices measure:

a bubble chamber measures