88 relations: Angular acceleration, Angular displacement, Angular frequency, Angular momentum, Angular velocity, Archimedes, Axle, Bending moment, Bicycle, Bicycle chain, Bicycle drivetrain systems, Bicycle frame, British thermal unit, Cadence (cycling), Center of mass, Circumference, Clutch, Couple (mechanics), Crank (mechanism), Crankset, Cross product, Cycling, Derailleur gears, Dimensional analysis, Displacement (vector), Distance, Dot product, Dynamometer, Electric motor, Energy, Engine, Euclidean vector, Force, Friction torque, Gear train, Gravity of Earth, Greek alphabet, Horsepower, Inch, Internal combustion engine, International System of Units, James Thomson (engineer), Joule, Kilogram-force, Lever, Mechanical engineering, Mechanical equilibrium, Metre, Moment (physics), Moment of inertia, ..., Momentum, Newton (unit), Newton metre, Newton's laws of motion, Nu (letter), Position (vector), Pound (force), Pound (mass), Pound-foot (torque), Power (physics), Product rule, Pseudovector, Radian, Right-hand rule, Rigid body dynamics, Rotational energy, Rotational speed, Scalar (physics), Sprocket, Statically indeterminate, Statics, Steam engine, Tau, Time, Torque, Torque converter, Torque limiter, Torque screwdriver, Torque tester, Torque wrench, Torsion (mechanics), Transmission (mechanics), Triple product, Varignon's theorem, Watt, Wheel, William Thomson, 1st Baron Kelvin, Work (physics). Expand index (38 more) » « Shrink index
Angular acceleration is the rate of change of angular velocity.
Angular displacement of a body is the angle in radians (degrees, revolutions) through which a point revolves around a centre or line has been rotated in a specified sense about a specified axis.
In physics, angular frequency ω (also referred to by the terms angular speed, radial frequency, circular frequency, orbital frequency, radian frequency, and pulsatance) is a scalar measure of rotation rate.
In physics, angular momentum (rarely, moment of momentum or rotational momentum) is the rotational equivalent of linear momentum.
In physics, the angular velocity of a particle is the rate at which it rotates around a chosen center point: that is, the time rate of change of its angular displacement relative to the origin.
Archimedes of Syracuse (Ἀρχιμήδης) was a Greek mathematician, physicist, engineer, inventor, and astronomer.
An axle is a central shaft for a rotating wheel or gear.
A bending moment is the reaction induced in a structural element when an external force or moment is applied to the element causing the element to bend.
A bicycle, also called a cycle or bike, is a human-powered, pedal-driven, single-track vehicle, having two wheels attached to a frame, one behind the other.
A bicycle chain is a roller chain that transfers power from the pedals to the drive-wheel of a bicycle, thus propelling it.
Bicycle drivetrain systems are used to transmit power on bicycles, tricycles, quadracycles, unicycles, or other human-powered vehicles from the riders to the drive wheels.
A bicycle frame is the main component of a bicycle, onto which wheels and other components are fitted.
The British thermal unit (Btu or BTU) is a traditional unit of heat; it is defined as the amount of heat required to raise the temperature of one pound of water by one degree Fahrenheit.
In cycling, cadence (or pedalling rate) is the number of revolutions of the crank per minute; this is the rate at which a cyclist is pedalling/turning the pedals.
In physics, the center of mass of a distribution of mass in space is the unique point where the weighted relative position of the distributed mass sums to zero, or the point where if a force is applied it moves in the direction of the force without rotating.
In geometry, the circumference (from Latin circumferentia, meaning "carrying around") of a circle is the (linear) distance around it.
A clutch is a mechanical device which engages and disengages power transmission especially from driving shaft to driven shaft.
In mechanics, a couple refers to two parallel forces that are equal in magnitude, opposite in sense and do not share a line of action.
A crank is an arm attached at a right angle to a rotating shaft by which reciprocating motion is imparted to or received from the shaft.
The crankset (in the US) or chainset (in the UK), is the component of a bicycle drivetrain that converts the reciprocating motion of the rider's legs into rotational motion used to drive the chain or belt, which in turn drives the rear wheel.
In mathematics and vector algebra, the cross product or vector product (occasionally directed area product to emphasize the geometric significance) is a binary operation on two vectors in three-dimensional space \left(\mathbb^3\right) and is denoted by the symbol \times.
Cycling, also called bicycling or biking, is the use of bicycles for transport, recreation, exercise or sport.
Derailleur gears are a variable-ratio transmission system commonly used on bicycles, consisting of a chain, multiple sprockets of different sizes, and a mechanism to move the chain from one sprocket to another.
In engineering and science, dimensional analysis is the analysis of the relationships between different physical quantities by identifying their base quantities (such as length, mass, time, and electric charge) and units of measure (such as miles vs. kilometers, or pounds vs. kilograms) and tracking these dimensions as calculations or comparisons are performed.
A displacement is a vector whose length is the shortest distance from the initial to the final position of a point P. It quantifies both the distance and direction of an imaginary motion along a straight line from the initial position to the final position of the point.
Distance is a numerical measurement of how far apart objects are.
In mathematics, the dot product or scalar productThe term scalar product is often also used more generally to mean a symmetric bilinear form, for example for a pseudo-Euclidean space.
A dynamometer or "dyno" for short, is a device for measuring force, torque, or power.
An electric motor is an electrical machine that converts electrical energy into mechanical energy.
In physics, energy is the quantitative property that must be transferred to an object in order to perform work on, or to heat, the object.
An engine or motor is a machine designed to convert one form of energy into mechanical energy.
In mathematics, physics, and engineering, a Euclidean vector (sometimes called a geometric or spatial vector, or—as here—simply a vector) is a geometric object that has magnitude (or length) and direction.
In physics, a force is any interaction that, when unopposed, will change the motion of an object.
Friction torque is the torque caused by the frictional force that occurs when two objects in contact move.
A gear train is a mechanical system formed by mounting gears on a frame so the teeth of the gears engage.
The gravity of Earth, which is denoted by, refers to the acceleration that is imparted to objects due to the distribution of mass within Earth.
The Greek alphabet has been used to write the Greek language since the late 9th or early 8th century BC.
Horsepower (hp) is a unit of measurement of power (the rate at which work is done).
The inch (abbreviation: in or &Prime) is a unit of length in the (British) imperial and United States customary systems of measurement now formally equal to yard but usually understood as of a foot.
An internal combustion engine (ICE) is a heat engine where the combustion of a fuel occurs with an oxidizer (usually air) in a combustion chamber that is an integral part of the working fluid flow circuit.
The International System of Units (SI, abbreviated from the French Système international (d'unités)) is the modern form of the metric system, and is the most widely used system of measurement.
Professor James Thomson FRS FRSE LLD (16 February 1822 – 8 May 1892) was an engineer and physicist whose reputation is substantial though it is overshadowed by that of his younger brother William Thomson (Lord Kelvin).
The joule (symbol: J) is a derived unit of energy in the International System of Units.
The kilogram-force (kgf or kgF), or kilopond (kp, from Latin pondus meaning weight), is a gravitational metric unit of force.
A lever is a simple machine consisting of a beam or rigid rod pivoted at a fixed hinge, or fulcrum.
Mechanical engineering is the discipline that applies engineering, physics, engineering mathematics, and materials science principles to design, analyze, manufacture, and maintain mechanical systems.
In classical mechanics, a particle is in mechanical equilibrium if the net force on that particle is zero.
The metre (British spelling and BIPM spelling) or meter (American spelling) (from the French unit mètre, from the Greek noun μέτρον, "measure") is the base unit of length in some metric systems, including the International System of Units (SI).
In physics, a moment is an expression involving the product of a distance and a physical quantity, and in this way it accounts for how the physical quantity is located or arranged.
The moment of inertia, otherwise known as the angular mass or rotational inertia, of a rigid body is a tensor that determines the torque needed for a desired angular acceleration about a rotational axis; similar to how mass determines the force needed for a desired acceleration.
In Newtonian mechanics, linear momentum, translational momentum, or simply momentum (pl. momenta) is the product of the mass and velocity of an object.
The newton (symbol: N) is the International System of Units (SI) derived unit of force.
The newton metre (also newton-metre, symbol N m or N⋅m) is a unit of torque (also called "moment") in the SI system.
Newton's laws of motion are three physical laws that, together, laid the foundation for classical mechanics.
Nu (uppercase Ν lowercase ν; νι ni) or ny is the 13th letter of the Greek alphabet.
In geometry, a position or position vector, also known as location vector or radius vector, is a Euclidean vector that represents the position of a point P in space in relation to an arbitrary reference origin O. Usually denoted x, r, or s, it corresponds to the straight-line from O to P. The term "position vector" is used mostly in the fields of differential geometry, mechanics and occasionally vector calculus.
The pound-force (symbol: lbf, sometimes lbf) is a unit of force used in some systems of measurement including English Engineering units and the British Gravitational System.
The pound or pound-mass is a unit of mass used in the imperial, United States customary and other systems of measurement.
A pound-foot (lbf⋅ft or lb⋅ft) is a unit of torque (a pseudovector).
In physics, power is the rate of doing work, the amount of energy transferred per unit time.
In calculus, the product rule is a formula used to find the derivatives of products of two or more functions.
In physics and mathematics, a pseudovector (or axial vector) is a quantity that transforms like a vector under a proper rotation, but in three dimensions gains an additional sign flip under an improper rotation such as a reflection.
The radian (SI symbol rad) is the SI unit for measuring angles, and is the standard unit of angular measure used in many areas of mathematics.
In mathematics and physics, the right-hand rule is a common mnemonic for understanding orientation conventions for the vector cross product in three dimensions.
Rigid-body dynamics studies the movement of systems of interconnected bodies under the action of external forces.
Rotational energy or angular kinetic energy is kinetic energy due to the rotation of an object and is part of its total kinetic energy.
Rotational speed (or speed of revolution) of an object rotating around an axis is the number of turns of the object divided by time, specified as revolutions per minute (rpm), cycles per second (cps), radians per second (rad/s), etc..
A scalar or scalar quantity in physics is a physical quantity that can be described by a single element of a number field such as a real number, often accompanied by units of measurement.
A sprocket or sprocket-wheel is a profiled wheel with teeth, or cogs, that mesh with a chain, track or other perforated or indented material.
In statics, a structure is statically indeterminate (or hyperstatic) when the static equilibrium equations are insufficient for determining the internal forces and reactions on that structure.
Statics is the branch of mechanics that is concerned with the analysis of loads (force and torque, or "moment") acting on physical systems that do not experience an acceleration (a.
A steam engine is a heat engine that performs mechanical work using steam as its working fluid.
Tau (uppercase Τ, lowercase τ; ταυ) is the 19th letter of the Greek alphabet.
Time is the indefinite continued progress of existence and events that occur in apparently irreversible succession from the past through the present to the future.
Torque, moment, or moment of force is rotational force.
A torque converter is a type of fluid coupling which transfers rotating power from a prime mover, like an internal combustion engine, to a rotating driven load.
A torque limiter is an automatic device that protects mechanical equipment, or its work, from damage by mechanical overload.
A torque screwdriver is a screwdriver with components that ensure tightening to a specified torque, ensuring tightening which is sufficient, but not excessive.
A torque tester is used as a quality control device to test or calibrate torque controlled tools.
A torque wrench is a tool used to apply precisely a specific torque to a fastener such as a nut or bolt.
In the field of solid mechanics, torsion is the twisting of an object due to an applied torque.
A transmission is a machine in a power transmission system, which provides controlled application of the power.
In vector algebra, a branch of mathematics, the triple product is a product of three 3-dimensional vectors, usually Euclidean vectors.
Varignon's theorem is a statement in Euclidean geometry, that deals with the construction of a particular parallelogram, the Varignon parallelogram, from an arbitrary quadrilateral (quadrangle).
The watt (symbol: W) is a unit of power.
A wheel is a circular component that is intended to rotate on an axle bearing.
William Thomson, 1st Baron Kelvin, (26 June 1824 – 17 December 1907) was a Scots-Irish mathematical physicist and engineer who was born in Belfast in 1824.
In physics, a force is said to do work if, when acting, there is a displacement of the point of application in the direction of the force.
External torque, Force moment, Gram-centimeter, Gram-centimetre, Kilogram metre (torque), Lever arm, Moment arm, Moment of force, Principal of moments, Principle of moments, Rotation moment, Rotational force, Torque curve, Torque/Proofs, Torqued, Torques.