#### Study sets matching "mechanical"

#### Study sets matching "mechanical"

Substitution reaction

Mechanism

Chain reaction

Addition Reaction

A substitution reaction is a chemical reaction in which an at…

The mechanism of a reaction is the detailed step-by-step desc…

A chain reaction is a reaction that continues on and on becau…

An addition reaction is one in which two or more molecules re…

Substitution reaction

A substitution reaction is a chemical reaction in which an at…

Mechanism

The mechanism of a reaction is the detailed step-by-step desc…

Hooke's Law

Breaking strength

Limit of proportionality

Plastic

The extension of a spring is proportional to the force applied

The maximum stress that can be applied to a material without…

Up to this point a material obeys Hooke's Law

Remains deformed when a load is removed

Hooke's Law

The extension of a spring is proportional to the force applied

Breaking strength

The maximum stress that can be applied to a material without…

Average speed

Instantaneous speed

Newton's First Law

Normal Reaction

The total distance divided by the total time, The overall rat…

Speed of an object at a given point in time; is constant for…

An object continues in uniform motion in a straight line or s…

A force that results from two objects being in contact and ac…

Average speed

The total distance divided by the total time, The overall rat…

Instantaneous speed

Speed of an object at a given point in time; is constant for…

Distance travelled

Displacement

(Instantaneous) speed

Average speed

Length of path taken

The position of an object relative to a defined starting posi…

Rate at which distance is covered/changes (with time)

=Total distance travelled/total time taken

Distance travelled

Length of path taken

Displacement

The position of an object relative to a defined starting posi…

Force (Newton)

Displacement

Speed

Velocity (ms-1)

A push or pull in a specific direction that changes the state…

Distance traveled in a specific direction.

The rate of motion of an object.

The speed of an object in a specific direction over a period…

Force (Newton)

A push or pull in a specific direction that changes the state…

Displacement

Distance traveled in a specific direction.

Displacement

Motion

Speed

Velocity

Distance that an object is from some starting point and it is…

An objects displacement is constantly changing. ... Described by…

Distance traveled by an object per unit of time... ________=dist…

Speed in a given direction; it therefore tells us two things…

Displacement

Distance that an object is from some starting point and it is…

Motion

An objects displacement is constantly changing. ... Described by…

DISTANCE-TIME GRAPHS

SPEED-TIME GRAPHS

SPEED-TIME GRAPHS (ACELERATION)

SPEED (v)

GRAPHS WHICH SHOW HOW DISTANCE OF AN OBJECT FROM A STARTING P…

GRAPHS WHICH SHOW HOW THE SPEED OF AN OBJECT CHANGES WITH TIM…

(FINAL SPEED-INITIAL SPEED)/TIME

(CHANGE IN DISTANCE)/CHANGE IN TIME... m/s... v=d/t

DISTANCE-TIME GRAPHS

GRAPHS WHICH SHOW HOW DISTANCE OF AN OBJECT FROM A STARTING P…

SPEED-TIME GRAPHS

GRAPHS WHICH SHOW HOW THE SPEED OF AN OBJECT CHANGES WITH TIM…

acceleration

air resistance

balanced forces

constant speed

change in speed over time, speeding up or slowing down.

friction acting on an object moving through air

when two forces combine to cancel each other out.

speed is not increasing or decreasing but remain consistant o…

acceleration

change in speed over time, speeding up or slowing down.

air resistance

friction acting on an object moving through air

define speed

define acceleration

how is an object moving if forces are…

define weight

anything which has motion

increasing speed

at rest or moving at a constant speed

how heavy something is due to gravity, the force of gravity a…

define speed

anything which has motion

define acceleration

increasing speed

WHY ARE SKILLED WORKERS WITH EXPERIENC…

WHAT DOES AN AUTO-MECHANIC NORMALLY DO…

GIVE AN EXAMPLE OF A VEHICLES SYSTEM... D…

WHAT IS REQUIRED BY AN EMPLOYER TO GET…

BECAUSE OF THE ADVENCEMENT OF MANY TYPES OF TECHNOLOGY

AN AUTO-MECHANIC NORMALLY INSPECT, MAINTTAIN OR REPAIR ANY OF…

FOR EXAMPLE ENGINES AND ELETTRICAL O COMPUTER SYSTEM

SOME EMPLOYERS ONLY REQUIRE A HIGH SCHOLL DIPLOMA, WHILE OTHE…

WHY ARE SKILLED WORKERS WITH EXPERIENC…

BECAUSE OF THE ADVENCEMENT OF MANY TYPES OF TECHNOLOGY

WHAT DOES AN AUTO-MECHANIC NORMALLY DO…

AN AUTO-MECHANIC NORMALLY INSPECT, MAINTTAIN OR REPAIR ANY OF…

What is the difference between Automat…

First generation robots

Second generation robots

Mechanism

Automation - the use of technology to ease human labor... Roboti…

preform simple tasks

sense their surroundings respond to change in their environment

a device that transmits movements so that... the output movement…

What is the difference between Automat…

Automation - the use of technology to ease human labor... Roboti…

First generation robots

preform simple tasks

Difference between vector and scalar

SOH CAH TOA

Equilibrium

Moment

Vectors have displacement as well as a magnitude, Scalars hav…

Sin=opposite/hypotenuse.... Cos=adjacent/hypotenuse.... Tan=opposit…

Where two or more forces are equal or opposite and make a res…

The force about any point multiplied by the perpendicular dis…

Difference between vector and scalar

Vectors have displacement as well as a magnitude, Scalars hav…

SOH CAH TOA

Sin=opposite/hypotenuse.... Cos=adjacent/hypotenuse.... Tan=opposit…

Normal force

Frictional force

Static frictional force

Kinetic frictional force

The force which a surface exerts on an object with which it i…

The force that opposes the motion of an object which acts par…

The force that opposes the tendency of motion of a stationary…

The force that opposes the motion of a moving object relative…

Normal force

The force which a surface exerts on an object with which it i…

Frictional force

The force that opposes the motion of an object which acts par…

Repression

Regression

Fixation

Identification

Putting an evant into the unconscious and forgetting it ever…

Expressing(as an adult) a time of being a child to deal with…

Too little or too much gratification in an area or developmen…

Reducing anxiety by adopting the characteristics or behaviors…

Repression

Putting an evant into the unconscious and forgetting it ever…

Regression

Expressing(as an adult) a time of being a child to deal with…

Free radical substitution

Nucleophilic substitution

Elimination

Electrophilic addition

Alkane to haloalkane

Haloalkane to alcohol, amine or nitrile

Haloalkane to Alkene

Alkene to haloalkane

Free radical substitution

Alkane to haloalkane

Nucleophilic substitution

Haloalkane to alcohol, amine or nitrile

Displacement

Velocity

Acceleration

Translational equilibrium

Net distance of an object from its initial position

Rate of change of displacement

Rate of change of velocity

The sum of the resolved components of all the forces in any d…

Displacement

Net distance of an object from its initial position

Velocity

Rate of change of displacement

Definition of a moment

Principle of moments

Weight

Couple

The force x perpendicular distance between the line of action…

For a body in equilibrium, sum of anti-clockwise moments = su…

Mass x gravitational field strength

A pair of forces of equal size which act parallel to each oth…

Definition of a moment

The force x perpendicular distance between the line of action…

Principle of moments

For a body in equilibrium, sum of anti-clockwise moments = su…

Newtons 1st Law

Newtons 2nd Law

Newtons 3rd Law

Work

Every body remains in motion unless an unbalanced external fo…

F=ma

When object A exerts a force on object B, object B exerts a f…

Work is the transfer of energy by a force.

Newtons 1st Law

Every body remains in motion unless an unbalanced external fo…

Newtons 2nd Law

F=ma

Friction

Momentum

Mass

Weight

A force that opposes tge relative motion of two objects on co…

Mass multiplied by the velocity

The measure of a bodies inertia

The force of gravity acting on a body

Friction

A force that opposes tge relative motion of two objects on co…

Momentum

Mass multiplied by the velocity

Scalar

Vector

Resolving vertical and horizontal vect…

Moment

Quantity with only magnitude ... Speed... Power... Temperature

Quantity with magnitude and direction... Acceleration... Velocity... F…

Vertical - ®sin0⃣... Horizontal- ®cos0⃣... As long as the angle is…

The force x perpendicular distance, from the line of action t…

Scalar

Quantity with only magnitude ... Speed... Power... Temperature

Vector

Quantity with magnitude and direction... Acceleration... Velocity... F…

Force

Inertia

Newtons 1st law

Law of Inertia

a push or a pull

tendency of an object in motion stays in motion, object at re…

An object at rest tends to stay at rest unless acted upon by…

Newton's 1st law gives the definition of Inertia

Force

a push or a pull

Inertia

tendency of an object in motion stays in motion, object at re…

Physical quantity

Six base unit

Average speed

Instantaneous speed

A property of an object or phenomenon that can be measured -…

Time,temperature,length, amount of substance, current, mass

The rate of change in distance calculated over a complete jou…

The speed at the moment it is measured - over an infinitesima…

Physical quantity

A property of an object or phenomenon that can be measured -…

Six base unit

Time,temperature,length, amount of substance, current, mass

State two scalar quantities that have…

Explain why average speed is not the s…

How do you determine the input power o…

When the net force acting is zero what…

Stress and Pressure or Energy and Work done.

Speed is distance/time and velocity is displacement/time so t…

Firstly measure the mass of the object using scales or the he…

The net moment will equal zero.

State two scalar quantities that have…

Stress and Pressure or Energy and Work done.

Explain why average speed is not the s…

Speed is distance/time and velocity is displacement/time so t…

What body plane divides the body down…

What body plane divides the body into…

What body plane divides the body into…

Anatomical term meaning "nearer the he…

midsagittal

frontal (coronal)

transverse

superior

What body plane divides the body down…

midsagittal

What body plane divides the body into…

frontal (coronal)

Baroreceptors are located in

Baroreceptors are

When BP rises

Baroreceptors stimulate

carotid sinuses... aortic arch... walls of large arteries of the ne…

pressure sensors

the stimulate baroreceptors which act on cardiac centers whic…

parasympathetic system ... heart rate decreases ... CO falls... BP ret…

Baroreceptors are located in

carotid sinuses... aortic arch... walls of large arteries of the ne…

Baroreceptors are

pressure sensors

Velocity

Equations of motion for constant accel…

Derive: v = u+at

Derive: s=ut+½at²

Speed with direction. (Displacement÷Time). Units: ms⁻¹

v=u+at, v²=u²+2as, s=ut+½at², s=t(v+u)/2

a=(v-u)/t.... Acceleration is change in velocity ÷time

s=(Average Velocity)×Time... s=(u+v)½ ×Time... s=(u+u+at)½×t... s=ut+½…

Velocity

Speed with direction. (Displacement÷Time). Units: ms⁻¹

Equations of motion for constant accel…

v=u+at, v²=u²+2as, s=ut+½at², s=t(v+u)/2

Belt & Pulley

Bevel Gear

Cam & Follower

Crank & Slider

The transmission of power between shafts by means of a belt c…

One of a pair of gears used to connect two shafts whose axes…

A pear-shaped disk with an off-center pivot point, used to ch…

A pivot pin near the outside edge of a wheel or disk that cha…

Belt & Pulley

The transmission of power between shafts by means of a belt c…

Bevel Gear

One of a pair of gears used to connect two shafts whose axes…

Electrophile

Nucleophile

Oxidation of primary alcohols

Oxidation of secondary alcohols

A species that accepts electron density/ a pair of electrons…

A species that donates a pair of electrons to form a double b…

Alcohol - aldehyde - carboxylic acid

Alcohol - ketone

Electrophile

A species that accepts electron density/ a pair of electrons…

Nucleophile

A species that donates a pair of electrons to form a double b…

What is the proof for s= ut + 0.5at*2?

What is the proof for v

**2 = u**2 + 2asWhat is important for graph descriptio…

What is Newton's first law of motion?

1. the gradient of the graph... 2.use numbers to describe the gr…

An object rest will remain at rest unless acted on bye an unb…

What is the proof for s= ut + 0.5at*2?

What is the proof for v

**2 = u**2 + 2asThe 3 mechanisms

Free radicals

Three steps of free radical substitution

Initiation

Free radical substitution, Electrophilic addition, Nucleophil…

Atoms or groups of atoms that have a single unpaired electron…

Initiation, chain propagation, termination

The UV light breaks up the Chlorine molecule into two free ra…

The 3 mechanisms

Free radical substitution, Electrophilic addition, Nucleophil…

Free radicals

Atoms or groups of atoms that have a single unpaired electron…

Belt and pulley

Bevel gear

Cam and follower

Crank and slider

The transmission of power between shafts by means of a belt c…

One of a pair of gears used to connect two shafts whose axes…

A pear shaped disk with an off center pivot point, used to ch…

A pivot pin near the outside edge of a wheel or disk that cha…

Belt and pulley

The transmission of power between shafts by means of a belt c…

Bevel gear

One of a pair of gears used to connect two shafts whose axes…