Statics
Loads - force and torque, beams and columns
• Beams and Columns
Deflection and stress, moment of inertia, section modulus and technical information of beams and columns
Area Moment of Inertia - Converter
Convert between Area Moment of Inertia units
Beam Loads - Support Force Calculator
Calculate beam load and supporting forces
Beams - Fixed at Both Ends - Continuous and Point Loads
Support loads, stress and deflections
Beams - Fixed at One End and Supported at the Other - Continuous and Point Loads
Support loads, moments and deflections
Beams - Supported at Both Ends - Continuous and Point Loads
Support loads, stress and deflections
Bollard Force
Rope friction around a pole - load and effort force in rope around a bollard
Cable Loads
Force and tension in cables with uniform loads
Center Mass
Calculate position of center mass
Center of Gravity
Bodies and their center of gravity
Center of Gravity and Buoyancy
Stability - center of gravity and center of buoyancy
Density, Specific Weight and Specific Gravity
An introduction to density, specific gravity and specific weight - formulas with examples
Earth Pressure Acting on Basement Walls
Lateral earth pressure on basement walls
Effects of Low-Frequency Vibrations on Buildings
Effects of low-frequency vibrations on building constructions
Energy Balance and Energy Ratio
Energy balance and energy payback ratio
Engineering Materials
Typical properties of engineering materials like steel, plastics, ceramics and composites
Equilibrant
The force required to keep a system of forces in equilibrium
Fibre-reinforced Polymer Composites
Mechanical properties of fibers used to reinforce polymer composites
Force
Newton's third law - mass and acceleration
Force and Tension in Rope due to Angle
Reduced load capacity in ropes, cables or lines - due to angle
Hooke's Law
Hooke's law - force, elongation and spring constant
Levers
Use levers to magnify forces
Mass Moment of Inertia
Mass Moment of Inertia (Moment of Inertia) depends on the mass of the object, its shape and its relative point of rotation - Radius of Gyration
Mass vs. Weight
Mass vs. weight - the Gravity Force
Modulus of Rigidity
Shear Modulus (Modulus of Rigidity) is the elasticity coefficient for shearing or torsion force
Poisson's Ratio for Metals
Some metals and their Poisson's Ratio
Screw Jacks
Screw jacks and effort force
Soil - Bearing Strength
Allowable load on soil
Steels - Endurance Limits and Fatigue Stress
Endurance limits and fatigue stress for steels
Stiffness
Stiffness is resistance to deflection
Stress
Stress is force applied on cross-sectional area
Stress in Thick-Walled Cylinders - or Tubes
Radial and tangential stress in thick-walled cylinders or tubes with closed ends - with internal and external pressure
Stress in Thin-Walled Tubes or Cylinders
Hoop and longitudinal stress thin-walled tubes or cylinders
Stress, Strain and Young's Modulus
Stress is force per unit area - strain is the deformation of a solid due to stress
Support Reactions - Equilibrium
Static equilibrium is achieved when the resultant force and resultant moment equals to zero
Thermal Expansion - Stress and Force
Stress and force when thermal expansion is restricted
Three-Hinged Arches - Continuous and Point Loads
Support reactions and bending moments
Torsion of Shafts
The torsion of solid or hollow shafts - Polar Moment of Inertia of Area
Trusses
Common types of trusses
Vector Addition
Online vector calculator - add vectors with different magnitude and direction - like forces, velocities and more
Wire Rope Slings
Sling angle and influence on capacity
Young's Modulus - Tensile and Yield Strength for common Materials
Young's Modulus or Tensile Modulus alt. Modulus of Elasticity - and Ultimate Tensile and Yield Strength for steel, glass, wood and other common materials