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Study sets matching "torque"

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Study sets matching "torque"

8 terms
Torque
Torque
Equation
Lever arm
Fulcrum/ pivot point
Measure of the ability of the force to cause rotation/ Measur…
Torque (Nm) = force (N) * lever arm (m)
The PERPENDICULAR DISTANCE between the FULCRUM & the point of…
Point of ROTATION *turning point of a wrench
Torque
Measure of the ability of the force to cause rotation/ Measur…
Equation
Torque (Nm) = force (N) * lever arm (m)
18 terms
Torque
Torque is the rotational analog of
Generally Torque is considered positiv…
Two equal forces are applied to a door…
A croquet mallet balances when suspend…
Force
False
The second at the doorknob
The piece with the head of the mallet has the greater mass
Torque is the rotational analog of
Force
Generally Torque is considered positiv…
False
18 terms
Torque
Torque is the rotational analog of
Generally Torque is considered positiv…
Two equal forces are applied to a door…
A croquet mallet balances when suspend…
Force
False
The second at the doorknob
The piece with the head of the mallet has the greater mass
Torque is the rotational analog of
Force
Generally Torque is considered positiv…
False
8 terms
Torque
Torque
Pivot point
Torque equation
When 0 = 90, what happens to torque eq…
Tendency of F to rotate an object around axis or how effectiv…
Center of turning of an object which stands still as the obje…
t = rFsin0, units Newton Meter
t = rF because sin 0 is equal to 1.
Torque
Tendency of F to rotate an object around axis or how effectiv…
Pivot point
Center of turning of an object which stands still as the obje…
5 terms
torque
torque
cross product
unit notation
torque net
rFsin(α)
multiply then right hand rule
i×j=k
torque
rFsin(α)
cross product
multiply then right hand rule
15 terms
Torque
Torque
Equation
Lever arm
Fulcrum/ pivot point
Measure of the ability of the force to cause rotation/ Measur…
Torque (Nm) = force (N) * lever arm (m)
The PERPENDICULAR DISTANCE between the FULCRUM & the point of…
Point of ROTATION *turning point of a wrench
Torque
Measure of the ability of the force to cause rotation/ Measur…
Equation
Torque (Nm) = force (N) * lever arm (m)
14 terms
Torque
Increase
Decrease
Particular
Approximatly
להגדיל
להקטין
מיוחד
בערך
Increase
להגדיל
Decrease
להקטין
8 terms
Torque
lever arm
torque
in order for a seesaw to balance,
increasing torque
distance between turning axis and point of contact
force on object x lever arm
torque must be equal not weight
lengthen the lever arm or increase force
lever arm
distance between turning axis and point of contact
torque
force on object x lever arm
10 terms
Torque
torque
lever arm (r)
Tnet
static equilibrium
a force that causes and object to turn... perpendicular to posit…
furthest away to get the most leverage
= I x alpha... I= inertia
Fnet and Tnet equal 0... object is at rest
torque
a force that causes and object to turn... perpendicular to posit…
lever arm (r)
furthest away to get the most leverage
10 terms
torque
equilibrium
Statics
Dynamic
1st condition of equilibrium
a steady state due to the equal action of opposing forces
forces acting on an object that then remains at REST
forces acting on an object that remains in MOTION
the vector of the forces must be equal to 0
equilibrium
a steady state due to the equal action of opposing forces
Statics
forces acting on an object that then remains at REST
18 terms
Torque
Torque is the rotational analog of
Generally Torque is considered positiv…
Two equal forces are applied to a door…
A croquet mallet balances when suspend…
Force
False
The second at the doorknob
The piece with the head of the mallet has the greater mass
Torque is the rotational analog of
Force
Generally Torque is considered positiv…
False
10 terms
Torque
Torque is the path a flying objects ta…
Torque is a force in rotation
Torque could be measured in newton•feet
The lever arm length is the diameter o…
False
True
True
False
Torque is the path a flying objects ta…
False
Torque is a force in rotation
True
13 terms
Torque
torque
torque
Torque Equation
Maximum Torque
the rotational equivalent of force
a force exerted at a distance from the axis of rotation
T=rFsin(theta)
push or pull with a force perpendicular to the object
torque
the rotational equivalent of force
torque
a force exerted at a distance from the axis of rotation
8 terms
Torque
torque
positive torque
negative torque
right hand rule
force needed to stop, start, change direction... - of a ROTATION…
rotation moves counter-clockwise... - fingers go in same directi…
rotation moves clockwise... - fingers go in opposite direction a…
align thumb in direction of axis... - positive torque if fingers…
torque
force needed to stop, start, change direction... - of a ROTATION…
positive torque
rotation moves counter-clockwise... - fingers go in same directi…
13 terms
Torque
Define: Torque
Centric Force
Eccentric force
2 factors influencing magnitude of tor…
Moment of Force... "angular analogue of force"
force passes THROUGH an objects cog or axis... -causes NO rotati…
-force passes OFF CENTERED to an objects cog or axis... -causes…
1.Magnitude of eccentric force ... 2. moment arm
Define: Torque
Moment of Force... "angular analogue of force"
Centric Force
force passes THROUGH an objects cog or axis... -causes NO rotati…
34 terms
Torque
Review: kinetics is...
Review: inertia is...
Review: mass is...
Centric Forces cause what kind of motion
causes of motion
resistance to motion
a body's linear inertia
linear
Review: kinetics is...
causes of motion
Review: inertia is...
resistance to motion
5 terms
torque
Torque
Nm (Newton meters)
foot pound
T = df... (torque = distance x force)
Circular motion caused by a straight force ... A lever arm is at…
The SI unit of torque... force over distance
Customary unit of torque
Formula for torque
Torque
Circular motion caused by a straight force ... A lever arm is at…
Nm (Newton meters)
The SI unit of torque... force over distance
Torque
Lever Arm
Tension
Torque
"No net force acting"
Perpendicular distance between the sine of action of an actin…
Object subjected to stretch at all its ends
The capacity of a force to produce a rotation
The key phrase for 1st condition of equilibrium
Lever Arm
Perpendicular distance between the sine of action of an actin…
Tension
Object subjected to stretch at all its ends
13 terms
torque
torque
how do you make an object turn or rota…
which of newton's laws are associated…
torque equation
-the rotational analog to force ... -the force that is applied t…
apply a torque, which produces rotation
1st and 2nd
T = rF... unit: Nm
torque
-the rotational analog to force ... -the force that is applied t…
how do you make an object turn or rota…
apply a torque, which produces rotation
5 terms
Torque
What does torque cause
What 3 factors affect torque you can e…
How is it possible for a large force t…
How it possible for a large force to p…
Rotation
When you push... How strong the push is... The angle at which you p…
SMALL RADIUS push close to the hinge or small angle
ZERO RADIUS push at the hinge and parallel to the door
What does torque cause
Rotation
What 3 factors affect torque you can e…
When you push... How strong the push is... The angle at which you p…
30 terms
Torque
Torque is the same as...
Torque
Force involves
Moment Arm 1
a moment
turning effect produced by a force
magnitude, point of application, direction, line of action
1. perpendicular distance between line of action of force and…
Torque is the same as...
a moment
Torque
turning effect produced by a force
10 terms
Torque
torque
torque units
torque is affected by:
Movements of our limbs at joints are...
-the turning effect produced by a force ... -a description of ho…
Nm(Newton-meters)... vector
-the magnitude of force applied... -length of moment arm from ax…
controlled by torque produced by muscles
torque
-the turning effect produced by a force ... -a description of ho…
torque units
Nm(Newton-meters)... vector
18 terms
Torque
What causes a change in the state of l…
What causes a change in the state of a…
Centric Force
Eccentric Force
Net Force
Net moment of force (aka net torque)
force whose line of action passes through an objects center o…
force whose line of action passes off-center to an objects ce…
What causes a change in the state of l…
Net Force
What causes a change in the state of a…
Net moment of force (aka net torque)
13 terms
Torque
What is Torque
What is the lever arm
What is another name for fulcrum
What is the formula for torque
product of force and the lever arm and tends to produce rotat…
perpendicular distance between a fixed point and a line of ax…
pivot point
t= F r... r= distance from the center of rotation
What is Torque
product of force and the lever arm and tends to produce rotat…
What is the lever arm
perpendicular distance between a fixed point and a line of ax…
38 terms
Torque
What causes a change in the state of l…
What causes a change in the state of a…
What is a centric force?
What is an eccentric force?
Net force
Net moment of torque (aka net torque)
Force whose line of action passes through an object's center…
Force whose line of action passes off-center to an object's c…
What causes a change in the state of l…
Net force
What causes a change in the state of a…
Net moment of torque (aka net torque)
71 terms
torque
torque
torque
torque
angular
turning effect produced by a force
a description of how effectively a force (F) causes rotation
also called "moment of force" or "moment"
torques cause changes in ___ motion
torque
turning effect produced by a force
torque
a description of how effectively a force (F) causes rotation
8 terms
torque
why wear protective padding
torque
centric force
eccentric force
- distribute forces ... - dec acceleration ... - decrease pressure…
Torque = force * moment arm ... - force that creates a turning e…
creates a centered force : ... - through the center of gravity o…
combination of linear and angular motion ... creates an off cent…
why wear protective padding
- distribute forces ... - dec acceleration ... - decrease pressure…
torque
Torque = force * moment arm ... - force that creates a turning e…
5 terms
torque
Static Equilibrium
Torque Directions
Torque
Units
all external forces are balanced &... the body is motionless.... ΣF…
CW = -ve... CCW = +ve
rotary (turning) effect of a force about... an axis of rotation.
= Nm
Static Equilibrium
all external forces are balanced &... the body is motionless.... ΣF…
Torque Directions
CW = -ve... CCW = +ve
28 terms
Torque
Torque
Center of Rotation
Center of Gravity
Translation
an action that causes an object to rotate
the point of line about which an object turns
the average weight of an object (found by suspending it by tw…
motion in which an object moves
Torque
an action that causes an object to rotate
Center of Rotation
the point of line about which an object turns
47 terms
Torque
What is known as the rotary effect pro…
In what rotary motion is torque negati…
In what rotary motion is torque positi…
Torque is produced by what force? This…
Torque... - Units: (Nm)
Clockwise (convention)
Counter-Clockwise
"Eccentric" Force
What is known as the rotary effect pro…
Torque... - Units: (Nm)
In what rotary motion is torque negati…
Clockwise (convention)
16 terms
Torque
Line of action
Lever Arm
Torque
Center of gravity
An extended line parallel to the force Net force
The distance from the axis of Rotation and the line of action…
A force applied some radius from the axis of rotation. Positi…
The point on a solid body of mass where the weight can be con…
Line of action
An extended line parallel to the force Net force
Lever Arm
The distance from the axis of Rotation and the line of action…
8 terms
Torque
200 ft.lbs
400 ft.lbs
1100ft.lbs
1800 ft.lbs
Autofeather solenoid activates, flashes in test mode.
Operating engine autofeather deactivates Auto-ignition activa…
Max if oil press is less than 85psi and max if propeller is l…
Max if primary gov fails.
200 ft.lbs
Autofeather solenoid activates, flashes in test mode.
400 ft.lbs
Operating engine autofeather deactivates Auto-ignition activa…
11 terms
Torque
Torque
Similarities to force
differences to force
Torsion
A twist or turn that changes the rotation of an object
twist or turn similar to force's push or pull, both cause cha…
force is linear, torque is curved, can apply a torque without…
What happens to the material of a twisted object
Torque
A twist or turn that changes the rotation of an object
Similarities to force
twist or turn similar to force's push or pull, both cause cha…
10 terms
Torque
What makes it a Torque Problem
Torque Equ
What are torques two things?
What is the lever arm?
L, F, x (sometimes r as distance)
T=r.f.sin0
Force exerted, and the lever arm
The distance (r) from the hinge point (l=lever arm)
What makes it a Torque Problem
L, F, x (sometimes r as distance)
Torque Equ
T=r.f.sin0
5 terms
Torque
What do torques cause?
What 3 factors affecr the amount of to…
How is it possible for a large force t…
How is it possible for a large force t…
Rotation
1-amount of force applied... 2-angle it is applied... 3-distance fr…
Have little distance or small angle (<90)
Push parallel at 0
What do torques cause?
Rotation
What 3 factors affecr the amount of to…
1-amount of force applied... 2-angle it is applied... 3-distance fr…
38 terms
Torque
What causes a change in the state of l…
What causes a change in the state of a…
What is a centric force?
What is an eccentric force?
Net force
Net moment of torque (aka net torque)
Force whose line of action passes through an object's center…
Force whose line of action passes off-center to an object's c…
What causes a change in the state of l…
Net force
What causes a change in the state of a…
Net moment of torque (aka net torque)
12 terms
Torques
Torque
Force
Moment Arm
Calculating Torque
-Turning effect produced by force... -Called a moment... -Angular o…
-Magnitude... -Point of application... -Direction... -Line of Action
-Perpendicular distance of force and axis of rotation
T=Force x Moment Arm... T=FxR... T=50 N (1m)... T=50 Nm
Torque
-Turning effect produced by force... -Called a moment... -Angular o…
Force
-Magnitude... -Point of application... -Direction... -Line of Action
5 terms
Torques
Torques
What two factors affect the moment of…
Center of gravity is a _______________…
Center of gravity ____________________…
Are "angular forces" that cause angular motion
-Mass... -How mass is distributed
Mathematical
Changes
Torques
Are "angular forces" that cause angular motion
What two factors affect the moment of…
-Mass... -How mass is distributed
17 terms
Torques
Torque
Nm
Positive
Negative
-Rotary effect produced by a force... -Produced by eccentric force
What is the unit for torque?
Is counter-clockwise negative or positive?
Is clockwise negative or positive?
Torque
-Rotary effect produced by a force... -Produced by eccentric force
Nm
What is the unit for torque?
Forces and torque
Newton's laws
steps for solving prblms on Newton's l…
centripetal force
torque
1: an object at rest stays at rest, an object in motion will…
1. Draw a free-body diagram... 2. workout F=ma... 3. sum up the for…
the ability of F to cause rotation
Newton's laws
1: an object at rest stays at rest, an object in motion will…
steps for solving prblms on Newton's l…
1. Draw a free-body diagram... 2. workout F=ma... 3. sum up the for…
7 terms
Statics and Torque
Static Equilibrium
Dynamic Equilibrium
Torque
Perpendicular Lever Arm
A state of equilibrium in which the net external force and to…
A state of equilibrium in which the net external force and to…
Turning or twisting effectiveness of a force
The shortest distance from the pivot point to the line along…
Static Equilibrium
A state of equilibrium in which the net external force and to…
Dynamic Equilibrium
A state of equilibrium in which the net external force and to…
Torque converter and torque divider
Turbine
Impeller
Torque converter and Torque divider
A torque converter multiplies torque.
What component is not part of a fluid coupling?
Which component is the driving member of the torque converter?
Which hydraulic mechanism multiplies torque from the engine w…
What is the main difference between a torque converter and a…
Turbine
What component is not part of a fluid coupling?
Impeller
Which component is the driving member of the torque converter?
42 terms
Torque - 15
I. Torque
[1] formula ... EX: they are inversely p…
[2]when the force is not perpendicular…
[3]the relationship between torque, fo…
a turning or twisting force causes rotational motion
Torque = distance of lever arm * force
[1]change the force vector perpendicular to the radius ... [2]ch…
F=ma... T= I alpha and T= r times F
I. Torque
a turning or twisting force causes rotational motion
[1] formula ... EX: they are inversely p…
Torque = distance of lever arm * force
22 terms
Torque Convertors
Planet Gears
Epicyclic Gears
Compound Gearset
Rake Bands
These gears rotate or "walk" around the sun gear
Another name for a planetary gear set
This is when a number of gear units are meshed together
These clamp the clutch units to activate gear ratio changes
Planet Gears
These gears rotate or "walk" around the sun gear
Epicyclic Gears
Another name for a planetary gear set
10 terms
Torque and the Electric Motor
magnetic flux
magnetic flux density
torque
commutator
the strength of a magnetic field over a given area (weber)
the intensity of the magnetic flux lines (tesla)
a turning or twisting force (newton metres)
split ring that switches the current in a motor for every 180…
magnetic flux
the strength of a magnetic field over a given area (weber)
magnetic flux density
the intensity of the magnetic flux lines (tesla)
9 terms
Engine torque
Oil temp less than 0°c
Oil temp 0 - 40°c
Max allowed on takeoff
Max allowed in flight
Minimum torque
4500 lbs
19,600 lbs
19,600 lbs
Oil temp less than 0°c
Minimum torque
Oil temp 0 - 40°c
4500 lbs
145 terms
rotation & torque
torque
what are the torque parameters?
Rotational analog of Newton's 1st Law
when solving for net torque what deter…
rotational force; any action required to make an object rotat…
(1) point O, the origin, is usually chosen to coincide with t…
the rate of rotation of an object doesn't change unless the o…
the right-hand rule ... or ... counterclockwise torques are added…
torque
rotational force; any action required to make an object rotat…
what are the torque parameters?
(1) point O, the origin, is usually chosen to coincide with t…
18 terms
Torque Converter
Torque
Converter
solid
instead
عزم
محوِّل
صلب
بدلاً
Torque
عزم
Converter
محوِّل
44 terms
417 torque
net moment of force (net torque)
centric force
eccentric force
factors influencing the magnitude of a…
causes a change in state in angular motion of an object
force whose line of action passes through an objects center o…
force whose line of action passes off-center to an object's c…
1. magnitude of the eccentric force ... 2. moment arm
net moment of force (net torque)
causes a change in state in angular motion of an object
centric force
force whose line of action passes through an objects center o…
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