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WorksheetsRobotics & Engineering Pre-Assessment Beginning of Year
Total questions: 47
Worksheet time: 47mins
What is the unit of electric current?
Volt
Ampere
Ohm
Watt
Which of the following is a basic component of a robot's mechanical system?
Transistor
Gear
Resistor
Capacitor
What is the primary function of a sensor in a robot?
To provide power
To process data
To detect changes in the environment
To store information
Which programming language is commonly used for robot programming?
HTML
Python
CSS
SQL
What is the first step in the engineering design process?
Testing
Prototyping
Identifying the problem
Communicating results
Calculate the resistance if the voltage is 10V and the current is 2A using Ohm's Law.
5 Ohms
20 Ohms
0.2 Ohms
12 Ohms
Which type of sensor would be most appropriate for detecting obstacles in a robot's path?
Temperature sensor
Ultrasonic sensor
Light sensor
Pressure sensor
Explain why gears are used in mechanical systems.
To store electrical energy
To increase or decrease speed and torque
To measure temperature
To provide insulation
Describe the role of a microcontroller in a robotic system.
It acts as the brain of the robot, processing inputs and controlling outputs.
It provides mechanical power to the robot.
It stores large amounts of data.
It converts AC to DC power.
Design a simple circuit that includes a battery, a switch, and an LED. Explain the function of each component.
The battery provides power, the switch controls the flow of electricity, and the LED emits light when current flows through it.
The battery stores data, the switch processes information, and the LED displays text.
The battery converts AC to DC, the switch measures voltage, and the LED stores energy.
The battery insulates the circuit, the switch increases voltage, and the LED measures current.
Plan a basic algorithm for a robot to navigate a maze using a line-following sensor.
The robot should move forward until it detects a line, then turn left or right based on the line's direction.
The robot should move backward until it detects a wall, then turn left or right based on the wall's direction.
The robot should move in circles until it detects a line, then stop.
The robot should move forward until it detects a wall, then stop.
Evaluate the advantages and disadvantages of using drones for delivery services.
Advantages: Fast delivery, reduced traffic congestion. Disadvantages: Limited battery life, regulatory issues.
Advantages: High storage capacity, low cost. Disadvantages: Slow delivery, high maintenance.
Advantages: Unlimited range, no need for GPS. Disadvantages: High fuel consumption, complex navigation.
Advantages: No need for human intervention, unlimited battery life. Disadvantages: High cost, low speed.
Analyze the impact of using different materials in the design of a robot's chassis.
Using lightweight materials can improve speed and efficiency, but may reduce durability.
Using heavy materials can improve speed and efficiency, but may reduce durability.
Using lightweight materials can reduce speed and efficiency, but may improve durability.
Using heavy materials can reduce speed and efficiency, but may improve durability.
What is the purpose of a capacitor in an electronic circuit?
To store electrical energy temporarily
To convert AC to DC
To increase resistance
To decrease voltage
Which of the following is a key step in the engineering design process?
Ignoring feedback
Testing and evaluating the prototype
Skipping the brainstorming phase
Avoiding documentation
Describe the role of resistors in an electronic circuit.
To store electrical energy
To provide resistance to the flow of current
To convert AC to DC
To amplify signals
What is the primary function of a motor in a robotic system?
To process data
To provide mechanical movement
To store energy
To measure temperature
Which type of sensor is commonly used for detecting light intensity?
Ultrasonic sensor
Temperature sensor
Light sensor
Pressure sensor
What is the primary function of a transistor in an electronic circuit?
To amplify electrical signals
To store electrical energy
To convert AC to DC
To measure temperature
Which type of motor is commonly used in robotics for precise control of angular position?
DC motor
Stepper motor
Induction motor
Synchronous motor
Which type of motor is commonly used in robotics for high torque applications?
DC motor
Stepper motor
Servo motor
Induction motor
Explain the role of a diode in an electronic circuit.
To allow current to flow in one direction only
To store electrical energy
To convert DC to AC
To measure voltage
Which component is used to protect circuits from overcurrent?
Resistor
Capacitor
Fuse
Inductor
A direct current has electrons flowing in _________________direction.
the same
a different
an alternating
a parallel
What unit is used to measure current?
Ohms
Omega
Volts
Amps
Electric (a) is the flow of electrons through a wire. It is abbreviated with (b) and is measured using the units (c) .
The current flows.....
From the positive to the negative terminal
From the negative to the positive terminal
What is the First Step of the Engineering Design Process
Testing Solutions
Designing Solutions
Identifying the Problem
Planning Solutions
What part of the block do you select to change the direction of the [Drive for] block?
1
2
3
4
What will happen if the Front Eye Sensor detects green in this project?
The VR Robot will turn right for 90 degrees.
The VR Robot will turn left for 90 degrees.
The VR Robot will turn drive forward.
The VR Robot will turn stop driving.
What building on the Castle Crasher Playground will be the THIRD knocked over according to this project?
1
3
4
5
Which component is essential for a drone to maintain its altitude?
GPS module
Barometer
Camera
LED lights
What is a significant challenge faced by indoor drones?
GPS signal interference
Limited battery life
Excessive noise production
High altitude flight
What is the role of a flight controller in an indoor drone?
To provide power to the motors
To process sensor data and control the drone's movements
To store flight data
To capture images and videos
What is the primary function of an end effector in a robotic arm?
To provide power to the arm
To process data
To interact with the environment
To measure temperature
Which type of motor is commonly used in robotic arms for precise control of movement?
DC motor
Stepper motor
Servo motor
Induction motor
What is Ohm's Law?
V = IR
P = IV
V = I^2R
P = I^2R
Which unit is used to measure resistance?
Volt
Ampere
Ohm
Watt
If a resistor has a resistance of 10 Ohms and the current flowing through it is 2 Amperes, what is the voltage across the resistor?
5 Volts
20 Volts
10 Volts
2 Volts
Which type of caliper provides the most precise measurements?
Vernier caliper
Dial caliper
Digital caliper
Spring caliper
What is the primary use of calipers in mechanical engineering?
To measure electrical resistance
To measure the distance between two opposite sides of an object
To measure temperature
To provide insulation
What is the main advantage of using a digital caliper over a vernier caliper?
Lower cost
Higher durability
Ease of reading measurements
Ability to measure temperature
Which line type on a blueprint indicates a hidden feature?
Solid line
Dashed line
Thick line
Double line
What information is typically found in the title block of a blueprint?
Dimensions and measurements
Project name, date, and drafter's name
Electrical wiring details
Plumbing layout
What information is typically included in the revision block of a blueprint?
Project name and date
Changes made to the original drawing
Dimensions and measurements
Electrical wiring details
