
Review of Short Phrases and Links 
This Review contains major "Torque" related terms, short phrases and links grouped together in the form of Encyclopedia article.
Definitions
 Torque is the turning effect of a force applied at a perpendicular distance from the centre of rotation of a rotating object.
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 A torque (also spelled torc) is a necklace that consists of a narrow, twisted band made of metal.
 Torque is the force that affects rotational motion; the greater the torque, the greater the change in this motion.
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 A torque is distinguished from a force because it does not change the velocity of the satellite, only its attitude (or angular momentum).
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 Torque is the time derivative of angular momentum, just as force is the time derivative of linear momentum.
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 The "power" of the power stroke is what creates torque, so we all want to maximize the pressure pushing on the piston in order to maximise torque.
 The rotation of the piston 8 causes corresponding rotation of the shaft 10 about the axis 14 and thereby imparts torque to the shaft 10.
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 Further, potentially both compression or expansion can be used to generate negative torque each time the piston moves from TDC to BDC and back.
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 Increasing the potential for gas flow through the turbine allows more peak power, but it comes at the expense of throttle response and low rpm torque.
 Moreover, it was found that the low rpm torque was also increased while the tendency towards preignition and detonation were decreased.
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 Yes, longer runner length sacrifices high RPM flow and power; however, it also enhances low RPM torque.
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 With gearing, lower speeds and greater torque, or twisting force, are achieved for screwthread tappers and for other heavyduty applications.
 For example, proton in the hydrogen atom is spinning, but no external torque is provided to induce its spin.
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 This means that a rigid spinning object continues to spin at a constant rate unless acted upon by an external torque.
 Alternatively, the net torque can be unbalanced in a controlled way, to add a desired angular component to the velocity of the superstructure 14.
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 This means that the port will have the same velocity as a 2 valve head, hence the same low end torque.
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 Friction produces a torque that decreases the magnitude of the vector and eventually causes the gyroscope to stop spinning.
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 Find direction and magnitude of angular momentum and torque.
 Torque is generally defined as the magnitude of the perpendicular force component times distance, or work per unit angle.
 The same amount of power can be extracted by allowing the rotor to rotate faster and produce less torque.
 The preferred range for spin velocity of the rotor depends on the size and mass of the rotor and on the desired torque output from the device.
 This venturi (vacuum) not only eliminates back pressure on the return side of the rotor, but adds considerably to the overall torque.
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 Applying a force (the expansion force) on the free edge of this arm, the longer the arm, the greater the torque that will be applied on the shaft (α).
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 The stall torque, represents the point on the graph at which the torque is a maximum, but the shaft is not rotating.
 Splitfire enhances the efficiency of combustion to bring more power and torque.
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 A reduction in air density reduces the amount of oxygen available for combustion and therefore reduces the engine horsepower and torque.
 This may not sound like much when you consider the torque loads placed upon the crankshaft by the forces of combustion.
 The Torque Master spark plug has been designed, engineered and manufactured to provide maximum horsepower, torque, fuel economy and reduced emissions.
 Too late an injection reduces torque and can result in incomplete combustion, increasing the emissions of unburned hydrocarbons.
 They claim 20% reduction in fuel consumption & emissions along with 20% increase in low end torque.
 In step 512, desired indicated torque can be determined from desired engine brake torque and various torque losses.
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 Cam positions can be determined by accessing predetermined tables that are indexed by engine speed and desired indicated torque.
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 Momentum wheels apply a torque to the satellite by accelerating internal wheels in a direction opposite of the desired torque[Sp 3;sec.2,36].
 The joule, which is the SI unit for energy or work, is dimensionally equivalent to a newton metre, but it is not used for torque.
 The joule, the SI unit for energy or work, is also defined as 1 N·m, but this unit is not used for torque.
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 The joule, which is the SI unit for energy or work, is dimensionally equivalent to a newton meter, but it is not used for torque.
 The amount of force (actually torque) it exerts is proportional to the amount it is twisted.
 Since work is force X distance, it must be true that f*r*theta = F*R*theta, or fr = FR, so the force is inversely proportional to the torque arm.
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 As the second equation shows, under a constant torque due to gravity, the gyroscope's speed of precession is inversely proportional to its angular momentum.
 The speed of the motor is proportional to the voltage, and the torque is proportional to the current.
 In physics, a torque (τ) (also called a moment) is a vector that measures the tendency of a force to rotate an object about some axis [1] (center).
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 The tendency of a force to cause rotation about an axis is termed torque.
 Conservation of angular momentum is the tendency of a rotating solid object to continue rotating at the same rate in the absence of torque.
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 The tendency of a force to cause angular acceleration about an axis is termed torque.
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 Loosely speaking, torque is a measure of the turning force on an object such as a bolt or a flywheel.
 The angular momentum is a measure for the amount of torque that has been applied over time to the object.
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 The torque a force can produce is a measure of its ability to twist on an object.
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 Engines running on diesel also provide more torque and are less likely to stall as they are controlled by a mechanical or electronic governor.
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 Up to 8% Engine Power Increase with much more Torque especially on Turbo engines.Very interesting performance increase on Aspirated Engines.
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 Thanks to its large displacement, the V8 by AMG develops around 20 percent more torque than comparable naturally aspirated engines in this performance class.
 Some engines like Ford’s Ecoboost use twin turbos to help produce peak torque from 1,500 rpm all the way to 5,250 rpm.
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 In order to get the most torque and power from the engine, the goal is to maximize the pressure in the cylinder during the power stroke.
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 This increases the mean effective cylinder pressure during combustion for high torque and power.
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 This energy produces a high mean effective cylinder pressure and is converted into high torque and power, especially in mode (c).
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 Opening the exhaust valve to early decreases torque by bleeding off cylinder pressure from the combustion that is used to push the piston down.
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 As with the TVIS system, the purpose of this system is to improve engine torque throughout the engine rpm range.
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 A torque curve with a peak early in the RPM range and then tapers off as RPMs rise is well suited to this purpose.
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 Less overlap means better low speed response, better fuel economy and better torque in the RPM range where our turbocharger is least able to assist us.
 But the torque peak is higher in the rpm range, and they can't.
 When the net force on the system is zero, the torque measured from any point in space is the same.
 However, the net torque during the collision is not zero because of the friction between the balls.
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 The average torque of the sine wave in the direction of y is zero for the Sun or Moon, so this component of the torque does not affect precession.
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 Since the torques are equal, this shows that to get the SAME torque with a shorter torque arm, you must use a larger force.
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 The torque from the measured mass is canceled by torques from movable masses.
 The torque τ is a vector: torques in different directions in general cause rotations about different axes.
 As a result of these technologies and a compression ratio of 10.5:1, this 1.8 liter SOHC iVTEC engine makes 140hp at 6300rpm and 174Nm of torque at 4300rpm.
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 However, compression ratio by itself is like torque without RPM or tire diameter without a tread with.
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 Specifications of the engine included a compression ratio of 8.2, a maximum brake horsepower of 135 at 4000 rpm and maximum torque of 245 ftlbs.
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 Our 2.4liter mustered 30 lbft more torque across the rev range, leading to a power increase between 15 and 30 hp all the way from 2000 rpm to redline.
 The result is an engine that produces 340 Nm (250 lbft) of torque from 1,500 rpm to redline, and greatly increases drivetrain flexibility.
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 One rule of thumb is that every 10 degree increase in duration (measured at 1mm or.050") will shift the torque peak and redline up by 500 rpm.
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 It is a common myth among drag racers and motorenthusiasts that not enough back pressure in the exhaust will cause a loss of torque.
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 Coan Racing  Automatic transmissions, torque converters and components for drag racers, novice street car enthusiasts and professional sportsmen.
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 This results in low torque at low revs, and hence reduces the usable power band of the engine.
 This hole allows air to bleed into the cylinder to "break the vacuum" and so allows the compressor to start easily when equipped with a motor of low torque.
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 Implant failure may result from insufficient irrigation of the surgical site or from using low torque and excessive drill speed during placement.
 A motor with windings in delta configuration gives low torque at low rpm, but can give higher top rpm.
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 Throttle response and torque are enhanced.
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 But too much overlap at low rpm kills lowend torque and throttle response by reducing intake vacuum excessively.
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 As a rule, advancing cam timing 2 to 4 degrees helps lowspeed torque and throttle response with little sacrifice in higher rpm power.
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 Some engines use aftermarket cold air intakes to gain horsepower, torque, and throttle response.
 In addition, the rich mixture results in higher torque and therefore better throttle response when accelerating from idle.
 And since crank torque is limited by displacement, a VTEC engine's crank torque output is smaller compared to nonVTEC engines of similar power output level.
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 The ability for the engine to sustain a certain level of crank torque at a certain RPM is measured as Power.
 The more cylinder pressure you can create the more force there is against the piston to move it down and in return turn the crank(torque).
 A 30 kW (41 bhp) electric motor positioned on the rear axle is able to deliver up to an additional 200 Nm of torque when the vehicle is accelerating.
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 In a lower speed range, the electric motor is energized to assist in turbocharging operation for thereby increasing the torque produced by the engine.
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 The torque produced by rotating parts of an electric motor or internalcombustion engine is often used as a measure of its ability to do useful work.
 It is also relatively simple to increase the torque of an electric motor at the expense of speed, while it is much less common to do so with a fuel engine.
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 Input from the controller determines the necessary torque for the driving conditions and sends a corresponding command to the engine and electric motors.
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 Some electric motors with high torque and (comparatively) low RPM's can utilize directdrive as well.
 Electric motors also produce maximum torque from almost zero rpm, making the traditional power curve a thing of the past.
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 The new engine delivers a high level of performance, with maximum output of 103 kW (140 PS) and maximum torque of 174 Nm (17.7 kgm).
 The AMG 5.5litre V8 biturbo engine develops a peak output of 400 kW (544 hp) and maximum torque of 800 newton metres.
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 At low revs, the long duct length setting is selected increasing the maximum torque by more than 15%.
 Increasing the value of resistance will move the speed of maximum torque down.
 Naturallyaspirated diesels tend to lack power and torque at the top of their speed range.
 And some 85 per cent of this maximum torque is readily available throughout the enormous engine speed range of 6,500 rpm.
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 Naturally aspirated diesels tend to lack power and torque at the top of their speed range.
 Torque is equal to the derivative of angular momentum with respect to time.
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 The angular momentum of an object is the integral with respect to time of the torque on the object.
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 It makes sense to calculate torque with respect to a point the rigid body can rotate about.
 Equation (1) shows that torque is the crossproduct of displacement r and force F.
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 But torque is actually a vector and its direction can be found and that is because torque is defined as the crossproduct.
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 Torque on a dipole is proportional to its crossproduct into the field.
 The torque exerted on a magnet or dipole when it is placed in a magnetic field.
 A magnet placed in a magnetic field will feel a torque that will try to align the magnet with the magnetic field.
 The magnetic field exerts a torque on the magnetic moment, producing a gyroscopic motion, much like the spinning of a top.
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 Alternatively, the magnetic field can be defined in terms of the torque it produces on a magnetic dipole.
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 The rotor rotates because the wires and magnetic field are arranged so that a torque is developed about the rotor's axis.
 An alternate working definition of the Bfield can be given in terms of the torque on a magnetic dipole placed in a Bfield.
 See Torque on a magnet due to a Bfield below.
 The torque τ will tend to align the magnet's poles with the Bfield lines.
 At low rpm, the valves follow lowlift, short duration camshaft profiles to help boost lowend torque.
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 It features a single overhead camshaft operating two valves per cylinder to maximize lowend torque and increase durability.
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 The dwell of the valves remains unchanged, as in the automobile VTECE, and little extra power is produced but with a smoothingout of the torque curve.
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 Fitting a turbocharger gave 23 per cent more maximum power and a massive 45 per cent increase in torque.
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 Engine designers use the term called MBT (Minimum spark for Best Torque) for efficiency and maximum power; it is desirable to operate at MBT at all times.
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 Power and Torque basics When considering the power that an engine creates there are two main figures that are important, the Torque and the Maximum Power.
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 ALTCBC improves " Torque & Power " through the entire operating range with lesser amounts of fuel.
 The mass of air and fuel within the combustion mixture effects engine torque output and emissions.
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 The pumping loss becomes little by making the fuel burn leanly, because more air is inhaled to the engine when driving it with an equal torque.
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 This situation provided minimal consumption of fuel (5.5 gallons) while providing all the necessary torque for driving the vehicle.
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 Dual ignition (two spark plugs per cylinder) increases peak power and torque, reduces exhaust emissions, increases fuel economy and provides a smooth idle.
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 Spark plugs can then be installed at a higher torque to prevent them from ever coming loose.
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 Poor ignition from worn spark plugs and dirty injectors will rob the engine of horsepower and torque.
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 Examples of pseudovectors include magnetic field, torque, and angular momentum.
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 Other examples of pseudovectors include magnetic field, torque, or more generally any cross product of two (true) vectors.
 The power required for angular acceleration is the torque times the angular velocity.
 Rotational power (in Watts) is torque (in Newton meters) times the angular frequency in radians per second (one full rotation is 2pi radians).
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 The power required for angular acceleration is the torque times the angular frequency.
 FIG. 21 shows potential positive indicated torque available from an 8 cylinder engine.
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 Simultaneously, the randomly operable intake valve closingtime is retarded, FIG. 5d, such that the desired trajectory in engine torque is achieved.
 Fig. 4 Torque curves for turbocharged and atmosphericinduction engines with equal power outputs 1 Engine with turbocharger, 2 Atmosphericinduction engine.
 FIG. 3 is a graphic illustration of simulation results showing a DISC engine operating envelope in terms of torque and engine speed.
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 Region 32 is a region in which the intake valve closing of the randomly operable intake valve 16 can be adjusted to match the demand for engine torque.
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 As demanded torque is reduced, engine torque control by adjusting the closing time of the randomly operable intake valve 16 may lead to unstable combustion.
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 Use a torque wrench to tighten spark plugs following manufacturer's recommendations.
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 A torque wrench (sometimes also called a tension wrench) is a wrench designed to only tighten a bolt up to some limit.
 Precision Implant Placement The implant is placed and tested with a torque wrench to see if it can be displaced with a force of 40 ncm.
 The direction of torque can be found by using Right Hand Rule and is always perpendicular to the plane containing r & F.
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 This is just the component of the torque arm which is perpendicular to the axis of rotation.
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 It follows from the properties of the cross product that the torque vector is perpendicular to both the position and force vectors.
 Furthermore, a force applied at the pivot point will cause no torque since the moment arm would be zero (r = 0).
 The torque that the lug nut experiences is the product of moment arm multiplied by force.
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 Notes:  Most treatments deal with the torque in terms of the force and moment arm, so it may seem quite different.
Categories
 Rpm
 Information > Science > Physics > Angular Momentum
 Industry > Manufacturing > Measurement > Force
 Precession
 Speeds
Related Keywords
* Acceleration
* Angular Acceleration
* Angular Displacement
* Angular Momentum
* Angular Speed
* Angular Velocity
* Axis
* Change
* Crankshaft
* Cylinders
* Cylinder Filling
* Direction
* Dynamometer
* Fixed Axis
* Force
* Force Acting
* Fuel Economy
* Fuel Efficiency
* Fulcrum
* Gyroscope
* Higher
* Higher Rpm
* High Torque
* Horsepower
* Inertia
* Lever
* Lever Arm
* Linear Momentum
* Lower Rpm
* Low Rpm
* Moment
* Net Torque
* Newton
* Output
* Output Shaft
* Output Torque
* Peak Torque
* Power
* Precession
* Primary Axis
* Rotating System
* Rotation
* Rotational Force
* Rotational Motion
* Rotational Speed
* Rpm
* Si Units
* Speed
* Speeds
* Spinning
* Spinning Top
* Torque Moment
* Torque Output
* Vector
* Wheel
* Wheels

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