WorksheetsT-Level Eng - Exam 2 Overview
Total questions: 84
Worksheet time: 42mins
Emily is working on a project where she needs a device that can convert temperature changes into an electrical signal that can be measured. What type of device is she looking for?
Converts mechanical energy into heat
Converts one form of energy into another measurable form
Stores electrical charge for later use
Increases the amplitude of an electrical signal
Grace is setting up a robotic arm and needs to track its movement. She installs an incremental encoder to monitor the arm's rotation. What information will the incremental encoder provide?
Absolute position at power-up
Relative changes in angular displacement
Direct torque measurement
Mechanical damping
Kiara is working on an automatic door system. She needs a device that can convert electrical current into linear mechanical displacement to move the door. Which device should she use?
Rotational kinetic energy into electrical voltage
Electrical current into linear mechanical displacement
Pneumatic pressure into torque
Linear motion into optical pulses
Sophia is designing a robotic arm that needs to adjust its grip strength based on the object it picks up. For the arm to automatically correct its grip, what does Sophia need to include in her closed-loop mechatronic control system?
feedback mechanism
open-loop operation
manual intervention only
no sensors
Charlie is using a strain gauge to measure the force applied to a metal beam in a construction project. The strain gauge operates on the principle that:
Resistance decreases with deformation
Capacitance increases under shear stress
Resistance changes when stretched or compressed
Voltage increases with applied torque
Oscar is building a robotic arm and needs a motor that can precisely control the position of the arm using internal feedback. Which type of motor should Oscar choose?
Has no internal feedback
Provides positional control using internal feedback
Cannot operate at low speeds
Is unsuitable for robotics
Kiara is designing a smart robotic arm for an automated factory. She needs to choose a component that will allow the arm to move and interact with objects on the assembly line. The primary function of this actuator in her mechatronic system is to:
Digitise analogue sensor signals
Physically manipulate the environment
Display system warnings
Provide thermal regulation
Benjamin is working on a project that requires him to detect when a magnet passes by a certain point. Which type of sensor should he use?
Temperature variation
Magnetic field changes
Humidity
Emily is setting up a temperature monitoring system in her greenhouse. She notices that the readings from the temperature sensor are inconsistent and sometimes too weak to be processed by her controller. Why does Emily need signal conditioning in this setup?
Sensors always output high-power signals
Raw sensor signals often require amplification or filtering
Actuators cannot operate on AC
Controllers do not accept digital signals
Anaya is working on designing a new automated packaging machine. She wants to improve its performance. What approach should she take to achieve this?
Preventing software usage
Combining mechanical, electrical and control elements into a unified system
Eliminating the need for maintenance
Reducing the number of components to one
Isabelle is designing a new electronic device. She uses a block diagram to help her plan. What does the block diagram represent?
Internal manufacturing drawings
System components and their signal relationships
Chemical composition of materials
Only mechanical loads
Jacob sets up a sprinkler system that turns on at a fixed time every day, regardless of whether it has rained or not. This open-loop system cannot:
Produce an output
Correct for disturbances
Use an input signal
Store data
Arthur is designing a motor speed controller for a fan. He wants to control the power delivered to the fan using PWM. What does PWM vary to achieve this?
Voltage polarity
Duty cycle of the switching waveform
Temperature of conductors
Electrical resistance of the load
Emily is designing a control system for an automated greenhouse. She needs to understand how the system will respond to changes in temperature settings. The transfer function will help her determine:
Mass flow in hydraulic circuits
The mathematical relationship between input and output
Mechanical stiffness
Friction coefficients
Daniel is setting the temperature of his home using a smart thermostat. In this control system, what role does the comparator play?
Stores sensor values
Generates the error between setpoint and measured output
Outputs a constant signal
Eliminates actuation
Leo is using a smart light switch that works as a NOT gate. If Leo presses the switch (input is ON), what will the light do?
The same logic state as input
A logic 0 only when two inputs are 1
The inverse of the input
Rohan is working on a sound mixing project where he needs to combine multiple audio signals. What device or concept should he use to add or subtract these signals?
Add or subtract signals
Amplify noise
Create unidirectional flow
Switch AC to DC
James is designing a temperature control system for a greenhouse. He wants to ensure that the temperature remains stable even if the weather outside changes suddenly. What is the main purpose of including feedback in his system?
Increase power consumption
Stabilise system output against disturbances
Eliminate the need for sensors
Increase mechanical wear
Benjamin is working on a communication system and needs to use pulse-amplitude modulation. What does pulse-amplitude modulation vary?
Frequency
Duty cycle
Amplitude of each pulse
Thermal load
Priya is designing a temperature control system for a greenhouse. She decides to use a closed-loop controller. What aspect of the system will this controller typically improve?
Uncontrolled growth in oscillations
Accuracy and robustness
Mechanical noise
Battery mass
At a manufacturing company, Lily is responsible for QA. Her main focus is:
Detecting defects
Preventing defects via process control
Rejecting faulty goods
Cost-cutting
Anaya works in a factory that manufactures electronic devices. She is responsible for ensuring product quality. When should Anaya perform QC?
Before any production begins
During and after production to detect defects
Instead of testing
Only when standards are absent
James is a quality manager at a manufacturing plant. He wants to monitor the variation in the production process. Which method should James use?
Control charts to monitor variation
Only 100% inspection
Visual inspection exclusively
Manual repair logs
Oliver is working on a construction project and needs to ensure that his work meets certain standards. He comes across British Standards. What are British Standards?
Mandatory law
Technical specifications providing guidance
Only for electrical systems
Replacements for EU directives
Daniel is evaluating different companies to partner with for a new project. He notices that one organisation proudly displays its ISO certification. What does this certification demonstrate about the organisation?
Manufactures only medical devices
Meets international requirements for quality assurance
Has zero defects
Must outsource all testing
Matilda is leading a project to improve the quality of her company's manufacturing process. She decides to implement Six Sigma. What is Matilda aiming for?
Minimal process variability
Maximum inventory
Reducing training
Eliminating QA roles
Mia works in a laboratory where she follows a standard operating procedure (SOP) for preparing chemical solutions. What does the SOP ensure in Mia's daily work?
That no human input is required
Consistent execution of tasks
Zero maintenance
Uncontrolled variation
Oscar is a manager at a manufacturing company. He wants to implement a strategy that focuses on continuous organisation-wide improvement. Which approach should Oscar emphasise?
Continuous organisation-wide improvement
Reducing service quality
Delegating all inspection
Reducing customer involvement
Samuel manages a manufacturing line and implements the “right-first-time” concept. What does this approach help reduce?
Waste and rework
Customer satisfaction
Inspection needs
Rosie works in a factory where quality control is very important. She is told that 100% sampling is being used for the latest batch of products. What does this mean?
Eliminates all defects
Tests every item in a batch
Requires SPC
Is the most cost-efficient method in all cases
Daniel is the manager of a construction company. Under the Health and Safety at Work etc. Act, what is Daniel required to do for his employees?
Eliminate all risks entirely
Reduce risks “so far as is reasonably practicable”
Allow self-selected PPE
Rely solely on training
Kiara is working in a laboratory where chemicals are stored. She is asked to identify what a hazard is. Which of the following best defines a hazard?
Likelihood of harm occurring
Anything with potential to cause harm
The number of people on site
The severity of injury
Q33. Ava is responsible for workplace safety at her company. She needs to conduct a risk assessment. What will Ava be evaluating?
potential hazards and their impact
employee satisfaction
company profits
marketing strategies
Samuel is working in a laboratory where chemicals are handled daily. To ensure safety, he needs to assess the risk involved in his tasks. Risk is determined by:
Hazard only
Likelihood × severity
Cost only
PPE usage
George is working in a laboratory and needs to follow safety regulations. COSHH applies to:
Mechanical vibration
Substances hazardous to health
Slip hazards
Electrical systems
Noah works as a safety officer at a construction site. He needs to know what types of incidents must be reported under RIDDOR. What does RIDDOR require reporting of?
Minor bruises
Certain injuries, diseases and dangerous occurrences
All incidents
Only fatalities
Samuel is performing maintenance on a large piece of machinery in a factory. To ensure his safety, he uses a lock-out/tag-out procedure. What does this procedure ensure?
Machinery cannot start unexpectedly
All equipment becomes disposable
PPE is unnecessary
Complete elimination of manual work
Matilda is working at a manufacturing plant. She needs to perform maintenance on a piece of equipment that involves working at height and exposure to hazardous energy. A permit-to-work is required for:
Routine desk tasks
High-risk or non-routine work
All outdoor activities
Only chemical laboratories
Max is working in a warehouse and is about to operate a new piece of machinery. His supervisor provides him with a safe system of work. Safe systems of work are designed to:
Replace supervision
Provide step-by-step methods for safe task execution
Eliminate need for training
Increase productivity only
Priya is working in a factory where there are potential hazards. Her supervisor provides her with PPE to use while working. In this situation, PPE is considered:
A. A last resort control measure
B. The first control measure
C. Not required under law
D. Equivalent to removing hazards
While working in a warehouse, Sebastian often lifts heavy boxes without following proper lifting techniques. What is a common cause of manual handling injuries in this situation?
Very light loads only
Poor lifting technique and excessive load
Noise exposure
Incorrect signage
Florence runs a small bakery. She wants to know when her business will reach the break-even point. The break-even point is reached when:
Profit is maximised
Total costs equal total revenue
Daniel owns a small bakery. He pays rent for the shop every month, regardless of how many cakes he bakes. This rent is an example of which type of cost?
Change with output
Remain constant irrespective of production volume
Include raw materials
Are always avoidable
Arthur is starting a new business. He wants to understand who his stakeholders are. Who would be considered a stakeholder?
Only a shareholder
Anyone affected by organisational activities
Only suppliers
A competitor
Grace runs a small bakery. She wants to understand how well her business manages the timing of money coming in from sales and going out for expenses. What does cash flow measure for Grace's bakery?
Profit on sales
Timing of money entering and leaving the business
Only asset value
Customer demand
Arthur manages a factory and wants to implement lean manufacturing principles. What should Arthur focus on?
Increasing inventory
Removing non-value-adding activities
Increasing inspection time
Reducing flexibility
Kiara buys a delivery van for her business. She wants to account for the cost of the van over several years. Depreciation is used to:
Increase tax
Spread asset cost over its useful life
Increase material cost
Remove fixed costs
Lily wants to manage her monthly expenses wisely. She decides to create a plan to track her income and spending for the next month. What is Lily making?
A random list of expenses
A financial plan for a defined period
Only relevant to large firms
A profit guarantee
Noah runs a bakery and wants to calculate his gross profit for the month. Which formula should Noah use?
Revenue – fixed costs
Revenue – cost of goods sold
Revenue – depreciation
Sales – tax
Mia invests in a small business and wants to evaluate how efficiently her investment is generating profit. Which financial measure should Mia use?
Time taken to repay a loan
Efficiency of an investment generating profit
Number of customers served
Depreciation rate
A competitive advantage is achieved when:
A firm copies rivals exactly
A firm offers superior value or lower cost
Production becomes slower
Professional ethics require engineers to:
Hide errors
Prioritise safety and honesty
Avoid training
Reduce communication
A conflict of interest occurs when:
A dispute arises between colleagues
Personal interests may affect professional judgement
Deadlines overlap
Equipment breaks
CPD ensures engineers:
Avoid new knowledge
Maintain competence throughout their career
Only study once
Must retrain fully each year
The Council maintains standards of engineering professionalism.
Construction materials
Professional registration and competence
Only apprentices
Patent law
A whistleblower reports:
Training results
Unsafe or unethical practice
Product cost
Competitor prices
Professional behaviour includes:
Aggressive communication
Reliability and respect
Withholding essential information
Ignoring deadlines
Confidentiality requires:
Sharing customer data freely
Protecting sensitive information
Posting details publicly
Ignoring data breaches
Equality legislation ensures:
Consistent discrimination
Fair treatment and equal opportunity
Restricted access for some groups
Elimination of training
A code of conduct provides:
Informal suggestions only
Mandatory behavioural standards
Technical specifications
Safety test data
Duty of care means:
Acting without planning
Taking reasonable steps to prevent harm
Avoiding risk assessments
Reducing communication
FIFO rotation ensures:
Newest stock is used first
Oldest stock is issued first
Stock is not inspected
Storage increases
Fixed assets are:
Consumables
Long-term operational equipment
Just-in-time (JIT) stock systems aim to:
Increase inventory
Deliver materials exactly when needed
Store excess stock
Increase transport costs
Asset depreciation accounts for:
Increased asset value
Wear and ageing of assets
Production defects
Supplier delays
Stocktaking verifies:
Staff behaviour
Actual stock levels against records
Only product quality
Packaging appearance
RFID systems improve stock management by:
Preventing all losses
Allowing automated identification and tracking
Removing record systems
Eliminating audits
Safety stock is carried to:
Increase warehouse volume
Protect against supply or demand variability
Remove forecasting
Increase waste
Calibration of equipment ensures:
Incorrect measurements
Measurements conform to defined accuracy
Increased downtime
Removal of asset data
Inventory holding costs include:
Product selling price
Storage, insurance and obsolescence
Staff salaries only
Utility rebates
Asset registers record:
Employee names
All organisational assets and key details
Delivery times only
Customer complaints
Kaizen focuses on:
Large infrequent change
Continuous incremental improvement
Staff reduction
Eliminating training
The PDCA cycle supports:
Reactive maintenance
Structured continuous improvement
Increased variation
Eliminating supervision
A value stream map identifies:
Staff holidays
Material/information flow and waste
Motor efficiency
Supplier distance only
Root cause analysis seeks to:
Address symptoms only
Identify underlying causes
Reduce documentation
Increase downtime
The 5S methodology focuses on:
Finance
Workplace organisation and standardisation
Hiring practices
“Right-first-time” aims to:
Increase rework
Eliminate errors from the outset
Increase scrap
Reduce quality
Six Sigma uses the DMAIC cycle consisting of:
Design–Model–Adapt–Implement–Check
Define–Measure–Analyse–Improve–Control
Determine–Modify–Apply–Inspect–Calibrate
Detect–Monitor–Assess–Inform–Communicate
A bottleneck process step is:
The fastest step
The slowest step restricting throughput
Always automated
The most expensive step
Jidoka in lean manufacturing refers to:
Manual-only operation
Built-in quality through automatic detection of abnormalities
Increasing inventory
Outsourcing inspection
Standard work documents:
Increase variability
Capture best-known methods to reduce variation
Replace training
Remove improvement opportunities
A project scope defines:
Staff wages
What the project includes and excludes
Contractor licences
Tool lists
A Gantt chart shows:
Only staff performance
Tasks, durations and dependencies
Material hardness
Energy consumption
The critical path contains activities with:
Maximum slack
Zero float
No resource requirement
No importance
