Forces, acceleration, displacement, vectors, motion, momentum, energy of objects and more.
Thread data - metric, unified, ACME and others.
Bolts, nuts and threaded rods - torque, tension and loads.
Acceleration of gravity and Newton's Second Law - SI and Imperial units.
Converting between units of acceleration.
American Standard Beams ASTM A6 - Imperial units.
American Wide Flange Beams ASTM A6 in metric units.
Typical cross sections and their Area Moment of Inertia.
Area Moment of Inertia, Moment of Inertia for an Area or Second Moment of Area for typical cross section profiles.
Convert between Area Moment of Inertia units.
Calculate beam load and supporting forces.
Stress, deflections and supporting loads.
Supporting loads, moments and deflections.
Supporting loads, stress and deflections.
Calculate length and speed of belt and belt gearing.
Calculate belts power transmission and efficiency
The pulley laws - driver and driven - diameter and rpm
Required forces to move bodies up inclined planes.
Friction, load and effort forces acting in ropes turned around bollards.
Properties of British Universal Steel Columns and Beams.
Force and tension in cables with uniform loads.
Car acceleration calculator.
Calculate position of center mass.
A body and the center of gravity.
Stability - the center of gravity vs. the center of buoyancy.
Forces due to circular motion and centripetal / centrifugal acceleration.
The connecting rod mechanism.
The momentum of a body is the product of its mass and velocity - recoil calculator.
An introduction to density, specific weight and specific gravity.
Forces and torque activated with disk brakes.
Calculate the acting forces and moments when elevating drawbridges or beams.
Friction and efficiency in bearings and roller chains.
Required force and power to lift an elevator.
Energy is the capacity to do work.
Some typical properties of engineering materials like steel, plastics, ceramics and composites.
The force required to keep a system of forces in equilibrium.
Mechanical properties of fibers used to reinforce polymer composites.
The kinetic energy stored in flywheels - the moment of inertia.
Newton's third law - force vs. mass and acceleration.
The force ratio is the load force versus the effort force.
The forces acting on bodies moved in horizontal planes.
Reduced load capacities in ropes, cables or lines - due to acting angle.
Linear and angular (rotation) acceleration, velocity, speed and distance.
Friction theory with calculator and friction coefficients for combinations of materials like ice, aluminum, steel, graphite and many more.
Output torque, speed and horsepower with gears.
Gear train transmissions - bicycle gearing.
Gears effort force vs. load force.
A simple harmonic oscillator.
Properties of HE-A profiled steel beams.
Properties of HE-B profiled steel beams.
Properties of HE-M profile steel beams.
Hooke's law - force, elongation and spring constant.
Calculate hot air ballons lifting forces.
Improvise a torque wrench with a luggage scale.
Forces acting a very short time are called impulse forces.
Metric threads spark plugs according ISO 28741.
Energy possessed by an object's motion is kinetic energy.
Use levers to magnify forces.
Loads and effort force with lifting wheels.
The Mass Moment of Inertia vs. mass of object, it's shape and relative point of rotation - the Radius of Gyration.
Mass vs. weight - the Gravity Force.
Minimum ultimate tensile and proof loads for metric bolts with coarse or fine threads.
Proof loads of metric nuts - coarse and fine threads.
Metric steel bolts, screws and studs - proof and tensile strength.
Shear Modulus (Modulus of Rigidity) is the elasticity coefficient for shearing or torsion force.
Pulley (Sheave) selection charts for motors ranging 850 - 3450 rpm.
Machines and movement ratio (velocity ratio).
Properties of normal flange I profile steel beams.
When a material is stretched in one direction it tends to get thinner in the other two directions.
Some metals and their Poisson's Ratios.
Elevation and potential energy in hydropower.
Power is the rate at which work is done or energy converted.
Calculate the range of a projectile - a motion in two dimensions.
Pulleys, blocks and tackles.
Radian is the SI unit of angle. Convert between degrees and radians. Calculate angular velocity.
Radius of gyration describes the distribution of cross sectional area in columns around their centroidal axis.
Stress and force when thermal expansion a pipe, beam or similar is restricted.
Rolling friction and rolling resistance.
Torsional moments acting on rotating shafts.
Screw jacks and effort forces.
Convert between Elastic Section Modulus units.
ASTM steel bolts - proof and tensile strength.
SAE steel bolts - grades ranging grade 1 to 8.2 - proof and tensile strength.
Endurance limits and fatigue stress for steels.
Stiffness is resistance to deflection.
Stress is force applied on cross-sectional area.
Radial and tangential stress in thick-walled cylinders or tubes with closed ends - with internal and external pressure.
Hoop and longitudinal stress thin-walled tubes or cylinders.
Stress is force per unit area - strain is the deformation of a solid due to stress.
Static equilibrium is achieved when the resultant force and resultant moment equals to zero.
Support reactions and bending moments.
A toggle joint mechanism can be used to multiply force.
The work done and power transmitted by a constant torque.
Torque or moment - the tendency of a force to rotate an object.
The torsion of solid or hollow shafts - Polar Moment of Inertia of Area.
Common types of trusses.
ANSI/ASME B1.1 Unified National Thread - UNC Coarse series and UNF Fine series.
Gravitational attraction between two objects vs. mass of the objects and the distance between them.
Online vector calculator - add vectors with different magnitude and direction - like forces, velocities and more.
Dimensions of American Wide Flange Beams ASTM A6 (or W-Beams) - Imperial units.
Stress and deformation of vertical beams due to own weight.
Wind load on surface - Wind load calculator.
Sling angles and influence on capacity.
Work done by a force acting on an object.
Young's Modulus (or Tensile Modulus alt. Modulus of Elasticity) and Ultimate Tensile Strength and Yield Strength for materials like steel, glass, wood and many more.