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Unit 302 Practice Questions
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Questions in this quiz (44)
1Which one of the images represents a signal lamp?
- Aa
- Bb
- Cc
- Dd
2What are Gantt charts used for?
- ATo show manufacturing processes.
- BTo track operational progress.
- CTo show workshop layouts.
- DTo plot quarterly sales data.
3Referring to the table shown, what is the correct drill size for tapping a M16 thread?
- A14.00
- B16.00
- C17.50
- D18.00
4Which one of the following is the main benefit of a CAD system?
- AIndependent of the company filing system
- BOnly requires semi-skilled operators.
- CIncreased speed of drafting.
- DEasily backed up and stored.
5Which one of the following types of information is BEST organised using a database?
- AGantt chart
- BCustomer details
- CPie charts
- DNCN programmes
6Which one of the following manuals outlines a company's procedure for document approval, use and authorisation?
- AService
- BProduction
- CSafety
- DQuality
7Which one of the following CANNOT be used as a datum?
- ACentre point
- BFace
- CRadius
- DEdge
8Which one of the following types of chart should be used to show start and completion dates for tasks within an engineering project?
- AGantt
- BLine
- CPie
- DSpiral
9Which basic information is NOT always included in an engineering drawing?
- ATitle and name of draftsperson.
- BDrawing number and issue details.
- CUnits of measurement and tolerance
- DMethod of manufacture and parts list.
10What size sheet material is required for the fabrication shown in the drawing?
- A1.5mm thick mild steel 1m x 2m
- B3.0mm thick mild steel 1m x 2m
- C1.5mm thick medium steel 1m x 2m
- D3.0mm thick medium steel 1m x 2m
11A dimension of a hole requires a specific tolerance different to the general tolerance for a drawing. Where will this specific tolerance be stated?
- AIn the drawing notes.
- BImmediately to the right of the dimension.
- CImmediately below the dimension.
- DIn the title block.
12Which one of the following composite materials is NOT available in sheet form?
- ACarbon reinforced plastic.
- BSteel reinforced concrete.
- CGlass reinforced aluminium.
- DFibre reinforced plastic.
13Nickel is added to steel to increase
- AStrength and toughness
- BStrength and reduces hardness
- CHardness and reduces strength
- DGrain growth and hardness
14Which one of the following micro-structures is typical of ceramic?
- ACrystalline.
- BRod-like.
- CFibrous.
- DLiquid.
15What is the quickest method of identifying brass castings from zinc alloy die castings?
- ACompare surface texture.
- BCompare density.
- CComparing colour.
- DComparing magnetic properties.
16Which one of the following characteristics can be determined by tensile testing?
- AHardness.
- BWear resistance.
- CDuctility.
- DHeat resistance.
17The addition of vanadium to steel improves its
- Aductility.
- Btoughness
- Cweldability
- Dconductivity
18What will result from heating a high carbon steel ABOVE its upper critical temperature and then rapidly cooling it by emersion in oil?
- AReduce hardness.
- BIncreased ductility.
- CIncreased hardness.
- DReduced brittleness.
19Oxidation (known as corrosion) occurs on the surfaces of
- Aall plastics materials.
- Ball metallic materials.
- CNon-ferrous materials only.
- DNon-metallic materials only.
20Fluctuating and alternating stressing of an engineering component can cause failure by
- Atensile loading.
- Btensile strain.
- Cfatigue.
- Dcreep.
21Which one of the following materials is used for cutting tools such as drill bits?
- AHigh Speed Steel (HSS).
- BHigh strength low allow steel.
- CLow carbon steel.
- DStainless steel.
22Which one of the following values is equal to 6 to the power of 6.
- A46656
- B1296
- C66
- D36
23Given Ohms Law V=IR, what is the current (I) in a circuit when the voltage (V) = 12 and the Resistance (R) = 500
- A2.4 mA
- B24 mA
- C24 A
- D6000 A
24What is the correct formula for the straight line graph shown?
- AY=1x+3
- BY=2x+6
- CY=1x-3
- DY=2x-6
25Referring to triangle ABC shown in the diagram, when cos A = 4/5 then sin A =
- A3/5
- B3/4
- C5/3
- D6/5
26What is the density of a material with a volume of 26 m(3) and mass of 700kg?
- A0.04 kg/m(3)
- B0.04 m(3)/kg
- C26.92 kg/m(3)
- D28.92 m(3)/kg
27Referring to the diagram shown, what is the torque on the nut when F=400N and L=170mm?
- A6.8 Nm
- B23.53 Nm
- C68 Nm
- D235.3 Nm
28A force of 10 kN is required to raise a load vertically to a height of 8m. What is the work done in raising the load?
- A1.25 J
- B1250 J
- C8000 J
- D80 000 J
29A mass of 50kg rests on a horizontal plane, it has a coefficient of friction of 0.64, what is the MINIMUM force needed? Take acceleration due to gravity as 9.81 m/s(-2).
- A3.26 N
- B31.392 kN
- C313.92 N
- D326 kN
30What is the amount of heat required to raise 5 kg of water from 20 to 100 degrees Kelvin? Take the specific heat capacity of water as 4200 J/Kg degrees kelvin.
- A1.68 J
- B168 J
- C1.68 MJ
- D168 MJ
31Which one of the following BEST describes a quality product?
- AIt has a record of continuous testing.
- BIt has a good design record.
- CIt meets customers expectations.
- DIt is expensive to manufacture.
32Quality control ensures a product is
- Ato specification.
- Bcost effective.
- Chigh quality.
- Dguaranteed.
33Why is 'in process' inspection essential in manufacturing?
- ATo ensure the product looks attractive.
- BTo reduce the cost of production.
- CTo monitor all production parameters.
- DTo guarantee no process down-time.
34Which of the following MUST be present before finished goods are accepted into stock?
- Aproduction control system.
- BAn inspection approval document.
- CGoods inward records.
- DThe advice note.
35Why is calibration of measuring equipment required?
- ATo ensure the surface finish of components.
- BTo correlate readings with a given standard.
- CTo ensure components are all the same size.
- DTo check for variations in measurements.
36When a process complies with the relevant BS EN or ISO standard it ensures that
- Ait will be very efficient.
- Bit is consistent with other compliant processes.
- Cit will be safe for operators to undertake.
- Dall the staff involved are highly trained.
37When a component is found to vary from the required standard it is necessary to inform the responsible person so that
- Athe line can be shut down.
- Bthe entire batch can be scrapped.
- Cthe components can be sold as 'seconds'
- Dfurther quality control checks can be carried out.
38Why is it necessary to inform the relevant persons of variation from a specific standard?
- ATo change quality assurance standards.
- BTo find an effective solution.
- CTo maintain management targets.
- DTo hold the people responsible to account.
39Why do components identified for scrap need to be documented?
- ASo that rework can be calculated.
- BSo that the responsible operator is identified.
- CSo that the operator training needs are identified.
- DSo that quality control procedures are followed.
40What do quality records provide?
- AProductivity data.
- BProduct traceability information.
- CInformation on production costs.
- Dmanagement with performance data.
41In order to comply with the quality documentation requirements of ISO 9001, a company MUST have a
- Aprofessional development log.
- Bmethod statement.
- Ccustomer satisfaction list.
- Dquality manual.
42What must quality records document?
- AAll test results.
- BOnly tests at the start of production.
- COnly those components that have failed.
- DAll policies and procedures.
43Referring to the chart shown, what is the MINIMUM size for a HOLE having a nominal diameter of 38mm and a tolerance of H7?
- A37.000
- B37.975
- C38.000
- D38.025
44A one-off stainless steel turbine rotor blade has been machined0.01 mm oversize from tolerance. What is the appropriate course of action?
- AScrap component.
- BRe-machine final cut to within tolerance.
- CLeave oversize.
- DPut component to one size until later.
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- Description
- Engineering Unit 302 Practice Paper
- Author
- Warren Hughes
- Language
- English
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- 295
- History
- Created on 30 Jan 2024 · updated on 30 Jan 2024
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