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
Support loads, stress and deflections
Support loads, moments and deflections
Support loads, stress and deflections
Length and speed of belt and belt gearing.
Calculate belts power transmission and efficiency
The pulley laws - driver and driven - diameter and rpm
Required force to move a body up on an inclined plane.
Friction, load and effort force in a rope turned around a bollard.
Properties of British Universal Steel Columns and Beams
Force and tension in cables with uniform loads
Online car acceleration calculator.
Calculate position of center mass
Bodies and their 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
Momentum of a body is defined as the product of its mass and velocity - recoil calculator
Introduction to density, specific weight and specific gravity.
Force and torque by activated disk brakes
Calculate acting force and moment for a elevated drawbridge or a beam.
Friction and efficiency in bearings and roller chains
Required force and power to lift an elevator.
Energy is the capacity to do work
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 a flywheel - the moment of inertia.
Newton's third law - force vs. mass and acceleration.
The force acting on a body moved in the horizontal plane
Reduced load capacity in ropes, cables or lines - due to angle
Force ratio - load force versus effort force
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 when using gears
Gear train transmission - bicycle gearing
Gears and effort 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 Ratio
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 is used to describe the distribution of cross sectional area in a column around its centroidal axis
Rolling friction and rolling resistance.
Torsional moments acting on rotating shafts
Screw jacks and effort force
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
Stress and force when thermal expansion is restricted
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.
An 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 a vertical beam due to it's own weight
Wind load on surface - Wind load calculator
Sling angle 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.