#### Study sets matching "torque"

#### Study sets matching "torque"

Torque

Equation

Lever arm

Fulcrum/ pivot point

Measure of the ability of the force to cause rotation/ Measure…

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/ Measure…

Equation

Torque (Nm) = force (N) * lever arm (m)

Torque

Pivot point

Torque equation

When 0 = 90, what happens to torque equ…

Tendency of F to rotate an object around axis or how effective…

Center of turning of an object which stands still as the objec…

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 effective…

Pivot point

Center of turning of an object which stands still as the objec…

torque

torque units

torque is affected by:

Movements of our limbs at joints are...

-the turning effect produced by a force ... -a description of how…

Nm(Newton-meters)... vector

-the magnitude of force applied... -length of moment arm from axi…

controlled by torque produced by muscles

torque

-the turning effect produced by a force ... -a description of how…

torque units

Nm(Newton-meters)... vector

Torque is the rotational analog of

Generally Torque is considered positive…

Two equal forces are applied to a door.…

A croquet mallet balances when suspende…

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 positive…

False

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

Moment of force / torque

Amount of torque depends on...

Moment arm / torque arm

Stabilizing force

ability of force to produce rotation around an axis

1. amount of force exerted... 2. distance from its axis

perpendicular distance from force's line of pull to the axis o…

nearly all of force generated by muscle is directed back into…

Moment of force / torque

ability of force to produce rotation around an axis

Amount of torque depends on...

1. amount of force exerted... 2. distance from its axis

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

The piviot point should be located at

What is the torque of a uniform 1.50 ba…

The center of gravity of an object is

The second condition of equilibrium

Point that simplifies calculation

.75Nm

Equilibrant of gravity

Sum of torques zero

The piviot point should be located at

Point that simplifies calculation

What is the torque of a uniform 1.50 ba…

.75Nm

torque

how do you make an object turn or rotat…

which of newton's laws are associated w…

torque equation

-the rotational analog to force ... -the force that is applied ta…

apply a torque, which produces rotation

1st and 2nd

T = rF... unit: Nm

torque

-the rotational analog to force ... -the force that is applied ta…

how do you make an object turn or rotat…

apply a torque, which produces rotation

What causes a change in the state of li…

What causes a change in the state of an…

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 o…

Force whose line of action passes off-center to an object's ce…

What causes a change in the state of li…

Net force

What causes a change in the state of an…

Net moment of torque (aka net torque)

Force is to mass as torque is to

The SI standard unit for moment of iner…

Information needed to compare rotationa…

A net torque will cause

Moment of inertia

kg*m^2

Mass, shape and axis of rotation

Angular acceleration

Force is to mass as torque is to

Moment of inertia

The SI standard unit for moment of iner…

kg*m^2

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 directio…

rotation moves clockwise... - fingers go in opposite direction as…

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 directio…

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

Define: Torque

Centric Force

Eccentric force

2 factors influencing magnitude of torq…

Moment of Force... "angular analogue of force"

force passes THROUGH an objects cog or axis... -causes NO rotatio…

-force passes OFF CENTERED to an objects cog or axis... -causes r…

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 rotatio…

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

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 two…

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

Newtons 3rd law action with helicopter

Newtons 3rd law equal and opposite reac…

Tail rotor thrust

Tail rotor thrust left pedal

Rotor system spins in a counter clockwise direction

Fuselage spin in a clockwise direction

By using the pedals, you can increase or decrease the amount o…

• increased pitch ... • Nose left

Newtons 3rd law action with helicopter

Rotor system spins in a counter clockwise direction

Newtons 3rd law equal and opposite reac…

Fuselage spin in a clockwise direction