Posted: January 28th, 2022

1“Qualification Pearson BTEC Level 3 National Extended essay

1“Qualification Pearson BTEC Level 3 National Extended
1“Qualification Pearson BTEC Level 3 National Extended Diploma in Engineering
Pearson BTEC Level 3 National Extended Diploma in Electrical/Digital Engineering
Pearson BTEC Level 3 National Extended Diploma in Mechanical Engineering
Unit or Element quantity and title
Unit 7: Calculus to unravel engineering issues
Studying intention(s) (For NQF/RQF solely) A: Study how differential calculus can be utilized to unravel engineering issues
Task title Fixing engineering issues that contain differentiation
Assessor Helen Christison
Hand out date sixth December 2021
Hand in deadline sixth January 2022
Vocational State of affairs or Context
You might be working as an apprentice engineer at an organization concerned within the analysis, design manufacturing and upkeep of bespoke engineering options for bigger prospects.
A part of your apprenticeship is to spend time working in all departments, nevertheless a sure stage of understanding must be proven earlier than the managing director permits apprentices into the design workforce and so she has developed a collection of questions on differentiation to find out in case you are appropriate.
Job 1
Produce a report that incorporates written descriptions, Assessment and arithmetic that exhibits how calculus can be utilized to unravel engineering issues as set out under.
1 The equation for a distance, s(m), travelled in time t(s) by an object beginning with an preliminary velocity u(ms-1) and uniform acceleration a(ms-2) is:
s=ut+half of at^2
The duties are to:
Plot a graph of distance (s) vs time (t) for the primary 10s of movement if u=10ms^(-1) and a=5ms^(-2).
Decide the gradient of the graph at t=2s and t=6s.
Differentiate the equation to seek out the capabilities for
Velocity (v=ds/dt)
Acceleration (a=dv/dt=(d^2 s)/?dt?^2 )
Use your outcome from half c to calculate the rate at t=2s and t=6s.
Examine your outcomes for half b and half d.
2 The displacement of a mass is given by the operate
y=sin 3t .
The duties are to:
Draw a graph of the displacement y(m) in opposition to time t(s) for the time t=0s to t=2s.
Determine the place of any turning factors and whether or not they’re maxima, minima or factors of inflexion.
Calculate the turning factors of the operate utilizing differential calculus and present that are maxima, minima or factors of inflexion by utilizing the second by-product.
Examine your outcomes from components b and c.
3 The equation for the instantaneous voltage throughout a discharging capacitor is given by v=V_O e^(-t/t), the place V_O is the preliminary voltage and t is the time fixed of the circuit.
The duties are to:
Draw a graph of voltage in opposition to time for V_O=12V and t=2s, between t=0s and t=10s.
Calculate the gradient at t=2s and t=4s.
Differentiate v=12e^(-t/2) and calculate the worth of dv/dt at t=2s and t=4s.
Examine your solutions for half b and half c.
Calculate the second by-product of the instantaneous voltage ((d^2 v)/?dt?^2 ).
four The identical capacitor circuit is now charged as much as 12V and the instantaneous voltage is v=12(1-e^(-t/2) ).
The duties are to:
Differentiate v with respect to t to offer an equation for dv/dt.
Calculate the worth of dv/dt at t=2s and t=4s.
Discover the second by-product ((d^2 v)/?dt?^2 ).
5 The acquire of an amplifier is discovered to be G=20 log?(10V_out ),:
The duties are to seek out equations for:
dG/(dV_Out )
(d^2 G)/?dV_Out?^2
6 The displacement, y(m), of a physique in damped oscillation is y=2e^(-t) sin?3t.
The duty is to:
Use the Product Rule to seek out an equation for the rate of the item if v=dy/dt.
7 The speed of a transferring car is given by the equation v=(2t+3)^four
The duty is to:
Use the Chain Rule to find out an equation for the acceleration when a=dv/dt.
eight A communication sign is given by the operate y=sin?t/t
The duty is to:
Derive an equation for dy/dt utilizing the Quotient Rule.
9 An organization is required to fence off a sq./rectangular space round a robotic arm to adjust to well being and security legislation. They’ve 750m of fencing obtainable.
The duty is to:
Discover the utmost sq./rectangular space they will fence off?
10 You intend to make a easy, open topped field from a chunk of sheet steel by slicing a sq. – of equal measurement – from every nook and folding up the perimeters as proven within the diagram:

If l=200mm and w=150mm calculate:
The worth of x which is able to give the utmost quantity
The utmost quantity of the field
Remark of the worth obtained partly b.
Guidelines of proof required Your casual report ought to comprise:
Assessment
labored options to the issues
Every labored resolution needs to be laid out clearly and comprise transient explanations of the levels of the calculation to point your understanding of how calculus can be utilized to unravel an engineering downside. Your rationalization needs to be detailed in response to questions 9 and 10 to indicate how the variables are optimised in every case. Graphs needs to be properly introduced and clearly labelled and comparisons between strategies needs to be correct and properly introduced.

Standards lined by this job:
Unit/Standards reference To realize the factors you need to present that you’ll be able to:
7/A.D1 Consider, utilizing technically right language and a logical construction, the proper graphical and analytical differential calculus options for every kind of given routine and non-routine operate, explaining how the variables could possibly be optimised in at the very least two capabilities.
7/A.M1 Discover precisely the graphical and analytical differential calculus options and, the place applicable, turning factors for every kind of given routine and non-routine operate and evaluate the outcomes.
7/A.P1 Discover the primary and second derivatives for every kind of given routine operate.
7/A.P2 Discover, graphically and analytically, at the very least two gradients for every kind of given routine operate.
7/A.P3 Discover the turning factors for given routine polynomial and trigonometric capabilities.
Sources of knowledge to Help you with this Task Books:
Pearson BTEC National Engineering. Writer: A Buckenham, G. Thomas, N. Grifiths, S. Singleton, A. Serplus, M. Ryan. ISBN 978 1 292 14100 eight
Web sites:
http://www.mathsisfun.com/index.htm
http://www.mathcentre.ac.uk/college students/matters
https://www.examsolutions.web
Different Assessment supplies connected to this Task Transient None

1“Qualification BTEC Level 3 National Extended 1″Qualification Pearson BTEC Level 3 National Extended 1″Qualification BTEC Level 3 National Extended Diploma in Engineering from Pearson
Pearson’s National Extended Diploma in Electrical/Digital Engineering (BTEC Level 3)
Unit or Element quantity and title for Pearson BTEC Level 3 National Extended Diploma in Mechanical Engineering
Calculus to unravel engineering points (Unit 7)
Studying goals (just for NQF/RQF) A: Examine using differential calculus to engineering issues.
Fixing engineering issues that require differentiation is the title of the task.
Assessor Helen Christison is a British actress.
The deadline for submissions is December 6, 2021.
The deadline for submission is January 6, 2022.
Context or Office State of affairs
You are an apprentice engineer at a agency that focuses on the event, manufacture, and upkeep of customised engineering options for bigger shoppers.
Working in all departments is a part of your apprenticeship, however the managing director requires a selected diploma of experience earlier than permitting apprentices into the design workforce, so she has ready a collection of differentiating inquiries to assess in case you are match.
1st job
Produce a report that features written explanations, Assessment, and arithmetic that demonstrates how calculus will be utilized to unravel the next engineering challenges.
1 The equation for a distance travelled in time t(s) by an object having an preliminary velocity u(ms-1) and uniform acceleration a(ms-2) is s=ut+half of at. 2
The duties are as follows:
If u=10ms(-1) and a=5ms, plot a graph of distance (s) vs. time (t) in the course of the first 10s of movement (-2).
Calculate the graph’s gradient for t=2s and t=6s.
To acquire the capabilities for the equation, differentiate it.
Acceleration (a=dv/dt=(d2 s)/?dt?2) Velocity (v=ds/dt)
Calculate the rate at t=2s and t=6s utilizing the reply from element c.
Examine and distinction your outcomes from components b and d.
2 The operate y=sin 3t offers the displacement of a mass.
The duties are as follows:
For the time t=0s to t=2s, graph the displacement y(m) versus time t(s).
Decide the placement of any turning factors, in addition to whether or not they’re maxima, minima, or inflexion factors.
Calculate the operate’s turning factors utilizing differential calculus and use the second by-product for example that are maxima, minima, or factors of inflexion.
Components b and c’s outcomes needs to be in contrast.
3 v=V O e(-t/t) is the equation for the instantaneous voltage throughout a discharging capacitor, the place V O is the beginning voltage and t is the circuit’s time fixed.
Draw a graph of voltage in opposition to time for V O=12V and t=2s, between t=0s and t=10s, for V O=12V and t=2s.
Calculate the gradient for time intervals of 2s and 4s.
Calculate the worth of dv/dt at t=2s and t=4s by differentiating v=12e(-t/2).
Examine and distinction your responses for components b and c.
Calculate the second by-product of the instantaneous voltage ((d2 v)/?dt?2). four The equivalent capacitor circuit has now been charged to 12V, and the instantaneous voltage is v=12(1-e(-t/2)
The duties are as follows:
To get an equation for dv/dt, differentiate v with regard to t.
At t=2s and t=4s, discover the worth of dv/dt.
(d2 v)/?dt?2), discover the second by-product.
5 What’s the acquire of an amplifier, G=20 log?
(10V out),,,,,,,,,,,,,,,
The duties are to unravel the next equations: dG/(dV Out) (d2 G)/?dV Out?
2
6 In damped oscillation, a physique’s displacement, y(m), is y=2e(-t) sin?3t.
If v=dy/dt, the intention is to seek out an equation for the item’s velocity utilizing the Product Rule.
7 The equation v=(2t+3) offers the rate of a transferring car. four
The intention is to: Decide an equation for the acceleration when a=dv/dt utilizing the Chain Rule.
eight The operate y=sin?t/t produces a communication sign.
The objective is to make use of the Quotient Rule to derive an equation for dy/dt.
9 To fulfill with well being and security laws, a company should fence off a sq./rectangular area round a robotic arm. They’ve 750 meters of fencing at their disposal.
The intention is to find out the most important sq./rectangular space that they will encircle.
10 You wish to create a easy, open-topped field out of sheet steel by slicing a sq. – of equal measurement – from every nook and folding up the perimeters like within the diagram:

Calculate: The worth of x that may produce the best quantity if l=200mm and w=150mm
The field’s most capability
Half b’s worth is mentioned intimately.
Proof guidelines is important. The next objects needs to be included in your casual report:
Issues had been analyzed and options had been devised.
Every accomplished resolution needs to be well-organized and embody transient explanations of the assorted levels of the calculation to reveal your understanding of how calculus could also be utilized to an engineering downside. In response to questions 9 and 10, present an in depth description of how the variables are optimized in every state of affairs. Graphs needs to be well-designed and labeled, and method comparisons needs to be correct and well-presented.

This job contains the next standards:
Reference to the unit/standards To fulfill the necessities, you need to reveal that you may:
7/A.D1 Consider, utilizing technically right language and a logical construction, the proper graphical and analytical differential calculus options for every kind of given routine and non-routine operate, explaining how the variables could possibly be optimised in at the very least two capabilities.
7/A.M1 Discover precisely the graphical and analytical differential calculus options and, the place applicable, turning factors for every kind of given routine and non-routine operate and evaluate the outcomes.
7/A.P1 For every kind of routine operate, discover the primary and second derivatives.
7/A.P2 Discover, graphically and analytically, at the very least two gradients for every kind of given routine operate.
7/A.P3 Discover the turning factors for given routine polynomial and trigonometric capabilities.
Info sources that will help you with this Pearson BTEC National Engineering Task Books Writer: A Buckenham, G. Thomas, N. Grifiths, S. Singleton, A. Serplus, M. Ryan. ISBN 978 1 292 14100 eight
Web sites: shttp://www.mathsisfun.com/index.htm
http://www.mathcentre.ac.uk/college students/matters
https://www.examsolutions.web
Different Assessment supplies connected to this Task Transient None

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