WorksheetsU 302 B
Total questions: 62
Worksheet time: 31mins
Force ratio / movement ratio is used to determines a machine's
efficiency
mechanical advantage
velocity ratio
productivity
2.53 correct to three decimal place is equal to
16.625
15.625
14.625
15.005
2,51.8 correct to three decimal places is equal to
5.987
5.987
5.550
5.203
Which one of the following values is equal to 6-3?
1/9
1/18
1/216
1/600
Which one of the following is the correct factorization of the expression
3x + xy – xz?
3x ( 3 + yz )
x ( 3 + y-z )
x ( 3y—z)
yz(3-x3)
Solve the equation 4y - 8 = 3y - 4
Y = 2
Y = 3
Y = 4
Y = 5
Which of the following gives the correct value for A in the formula
A = h (a + b), where h= 8, a = 6 and b = 10
16
32
64
128
Referring to triangle ABC shown in the diagram, sin A is given by
a/b
a/c
c/b
c/a
. Referring to triangle ABC, when sin A = 3/5 the length of AB is ………..
3
4
5
2
Equal volumes of two dissimilar metals A and B have relative densities of 8.0 and 3.2 respectively.
When the mass of A is 7455 kg the mass of B is ……………..
2900 Kg
2682 Kg
2982 Kg
2682 Kg
What is the density of a material of volume of 26 m3 and mass of 700kg?
22.92 Kg/m3
20.92 Kg/m3
29.92 Kg/m3
26.92 Kg/m3
The diagram is a simply supported beam loaded as shown. The reactions Ra and Rb at the supports are …………………….
Ra = 60 N, Rb = 40 N
Ra = 40 N, Rb = 60 N
Ra = 50 N, Rb = 60 N
Ra = 40 N, Rb = 50 N
Equal volumes of oil and water have masses of 720 kg and 800 kg respectively. The relative density of oil is …………………….
1.0
0.9
0.7
0.8
A mass of 40 kg rest on a horizontal plane and the least horizontal force required moving it is 90 N. What is the coefficient of friction? Take acceleration due to gravity as 9.81 m/s2 …………………….
0.229
0.329
0.289
0.429
What is the coefficient of linear expansion for a steel pipe that increases in length from 6000 mm to 6027 mm when the temperature changes in the pipe from 12°C to 312°C?
5x10-6/°C
10x10-6/°C
15x10-6/°C
20x10-6/°C
A mass of 90 kg rests on a horizontal plane and the least horizontal force required moving it is 400 N. What is the coefficient of friction? Take acceleration due to gravity as 9.81 m/s -2
0.15
0.25
0.30
0.45
A 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?
800 J
80000 J
8000J
80 J
A force of 20 kN is required to raise a load vertically to a height of 800 mm. What is the work done in raising the load?
16 kJ
18 kJ
19 kJ
20 kJ
What is the amount of heat required to raise 12 kg of steel from 30°K to 730°K? Take the specific heat capacity of steel as 480 J/kg°K.
1.032 MJ
2.032 MJ
3.032 MJ
4.032 MJ
What is the amount of heat required to raise 5 kg of water from 20°K to 100°K? Take the specific heat capacity of water as 4200 J/kg°K.
0.68 MJ
1.08 MJ
1.68 MJ
1.98 MJ
Which one of the following represents the law of straight line graphs?
Y = mx - c
Y = x + c
X= my - c
Y = mx+c
The straight line graph shown uses the formula y= mx + c.
What is the value of c?
1
2
3
4
Given ohms law V=IR, what is the current (1) in
a circuit when the voltage (V) = 12 and the Resistance (R) = 500?
24 A
24 kA
24 MA
24 mA
What is the power being used by an electrical motor when the current = 63 A and the voltage = 415 V?
26.145 m W
26.145 W
26.145 K W
26.145 MW
A 14 mm diameter drill is cutting 15 meters/min. calculate using the formula correct of the drill in rev/min, take Ԓ as 22/7.
141
241
341
441
Referring to the diagram shown, what is the torque on the nut when F=400 N and L=170 mm?
48 Nm
58 Nm
60 Nm
68 Nm
A quality product will ……………….
be expensive
have a record of continuous testing
have a good design record
Meet customer expectations
Inspection is ……………..
looking carefully at a product
taking a sample from every batch
Carrying out spot checks
testing to ensure conformation
Before a supplier’s good can be accepted.
delivery schedule must be approved
a production control system must be in place
an inspection approval document must be completed
an advice note must be forwarded to the dispatch center
Calibration Of test and measuring equipment is necessary in order to …..
maintain the quality of components
ensure that it is stored correctly
identify all items of equipment used
maintain accurate stores records
Who will decide if a component should be scrapped?
Operator
Line manager
Technician
General manager
A BSEN standard which guarantees fitness for purpose is written so that it
fulfils the requirements of a code of practice
is covered by government legislations
is only open to one interpretation
can be easily modified
A company's documented records provide evidence that work is carried out …
using every available process
in accordance with documented procedures
using a highly skilled workforce
to fulfill requirements of international legislation
After failing an intermediate inspection check, a product is transferred to ……
general store
an area for re-working
another department
goods outwards store
Quality records provide ……..
productivity data
product traceability information
information on production costs
management with performance data
Quality control ensures a product is …………
To specification
Cost effective
High quality
Guaranteed
Which one of the following is the main purpose of inspection records?
To determine cost
To increase productivity
To correct defective items
To show conformance to specification
Which of the following must be present before finished goods are accepted into stock?
Production control system
An inspection approval document
Goods inward records
The advice note
When a process complies with the relevant BS EN or ISO standard it ensures that ____.
It will be very efficient
It is consistent with other compliant processes
It will be safe for operations to undertake
All the staff involved are highly trained
When components contain a number of significant variations from the required standard they are normally _______________
Sold at a lower price
Rectified and put into store
Sent back through the production line
Scrapped or re-cycled where possible
Why do components identified for scrap need to be documented?
So that rework costs can be calculated
So that the responsible operator is identified
So that operator training needs are identified
So that quality control procedures are followed
Why is it necessary to inform the relevant persons of variation from a specified standard?
To change quality assurance records
To find an effective solution
To maintain management targets
To hold the people responsible to account
What do quality records provide?
Productivity data
Product traceability information
Information on production costs
Management with performance data
In order to comply with the quality documentation requirements of ISO 9001, a company must have a ____________
Professional development log
Method statement
Customer satisfaction list
Quality manual
What is the main purpose of test inspection reports being recorded and collated?
Paperwork can be kept for five years
Results can be analyzed
The production department can keep records
The company complies with the law
Which one of the following manuals outlines a company’s procedure for document approval, use and authorization?
Service
Production
Safety
Quality
Which one of the following decreases when there is a reduction in the number of defective products from 1 unit per 500 to 1 unit per 1000?
Productivity
Efficiency
Material costs
Quality
Why must materials comply with relevant BS EN standard?
To ensure they are suitable for the task
To be used without an inward inspection
To produce higher quality products
To ensure they meet an agreed specification
“In process inspection” is important as it _________.
ensure product is aesthetic (beautiful)
reduces the cost of unit production
monitor specification during production
enables correct process to be used for production
Why is ‘in process’ inspection essential in manufacturing?
To ensure the product looks attractive
To reduce the cost of production
To monitor all production parameters
To guarantee no process down-time
Why is ‘in process’ inspection important?
It ensures product is aesthetic
It reduces the cost of unit production
It monitors specifications during production
It enables correct process to be used for production
Which one of the following best describes a quality product?
It exceeds the expectations of all users
It outperforms other similar products
It is suitable for its intended purpose
It is suitable for a variety of different tasks
Which one of the following documents indicates that rework must be carried out?
An inspection plan
A quality improvement plan
An operation plan
A corrective action plan
Which one of the following is not covered by ISO 9001?
Quality management system
Measurement analysis and improvement
Product sales and marketing
Resource management
A one-off stainless steel turbine rotor blade has been machined 0.01 mm oversize from tolerance. What is the appropriate course of action?
Scrap component
Re-machine final cut to within tolerance
Leave oversize
Put component to one side until later
What will informing the person responsible when there is variation from the stated standard ensure?
It is beyond the operator’s responsibility to fix or monitor
The variation will not cause excessive costs
The variation can be recorded and fixed appropriately
Operators responsible for the variation can be identified
Which one of the following quality documents records the level of defects in a product?
Fit for purpose notice
Cost analysis report
Inspection report
Exclusion notice
When checking a steel shaft it is found to be over length. Which one of the following must be carried out by the lathe operator?
Complete a non-conformance report
Tell the workshop foreman
Pass it on for inspection
Machine shaft to required length
Why must calibration of measuring instruments be undertaken?
To guarantee all component parts are within tolerance
To ensure components are all the same size
To ensure readings are within a given standard
To check for variation of readings
A BS EN standard should be used _________
To provide general data for training manual
As a reference for specific technical information
To provide general guidelines for manufacture
To provide quality control data
A flat mild steel plate 200 x 200 x 10 mm which is to be used as a spacer has been guillotine cut 10 mm undersize at 190 x 190 mm. What must be done?
Cut and supply two additional 10 mm strips
Leave undersize and ask for a concession
Reject and replace with a new plate
Weld 10 mm back onto each side
Rolled steel sections such as flat strip, channel and angle often have dimensional variations. Why is it important to check the fabrication?
To ensure that the material is strong and will not fail in service
To make allowances to ensure finished goods are within tolerance
So that all weld preparation and distortion can be controlled
So that all quality checks are audited and fabrication takes place
