WorksheetsRevision Grade 12 term 3
Total questions: 18
Worksheet time: 9mins
Which of the following is not considered as the driving forces of the 4th industrial revolution?
(5 marks)
a. Artificial intelligence
b. Blockchain
c. Internet of Things
d. Mass production
A
B
C
D
Which of the following is a very important component of any robot as it is responsible for
controlling all the main functions?
a. Robot’s frame
b. Control system
c. Structural component
d. 3D printing
A
B
C
D
Which of the following refers to a photovoltaic cell that converts light energy directly into
electricity?
a. Alkaline batteries
b. Lead-Acid/SLA batteries
c. Lithium-ion batteries
d. Solar energy
A
B
C
D
Which type of chassis has a high load capacity and is relatively easy to design and manufacture
(often used for SUVs, trucks, and other large vehicles)?
a. Body on frame chassis
b. Unconventional chassis
c. Integral chassis
d. Frameless chassis
A
B
C
D
Which of the following is not an advantage of Robots? (5 marks)
a. They can increase productivity and quality of products
b. They can replace jobs and result in a high unemployment rate
c. They can assist humans with disabilities
d. They can be used in dangerous environments
A
B
C
D
Which of the following refers to electromechanical systems typically designed to help people with tedious, repetitive, and sometimes dangerous tasks? (5 marks)
a. Big data
b. Cloud computing
c. Cyber security
d. Robotics
A
B
C
D
What do we call a piece that generates motion in a robotic system? (5 marks)
a. Actuator
b. Sensor
c. Microcontroller
d. USB
A
B
C
D
Which of the following is an analogue or digital input device used to detect changes in the robot’s environment? (5 marks)
a. Actuator
b. Microcontroller
c. Microprocessor
d. Sensor
A
B
C
D
Which of the following is an advantage of unibody chassis? (5 marks)
a. Easy to repair
b. More easily damaged
c. Lightweight
d. Lower load capacity
A
B
C
D
If the motor is rotating at 1000 RPM. At which speed the wheel will rotate? (5 marks)
a. 10 RPM
b. 100 RPM
c. 1000 RPM
d. 10000 RPM
A
B
C
D
Which of the following is not a real-life application of robots in the industry? (5 marks)
a. Packaging
b. Painting
c. Assembly
d. Teaching and learning
A
B
C
D
What do we call the mechanism to transfer motion from the transmission to the axles or wheels? (5 marks)
a. Coil springs
b. Drivetrain
c. Suspension
d. Steel leaf springs
A
B
C
D
Which of the following power sources is considered as rechargeable batteries, that come with a 3.7V rating and are lightweight, readily available, and have a high capacity? (5 marks)
a. Alkaline batteries
b. Lithium-ion batteries
c. Lead-Acid/SLA batteries
d. Solar Cell
A
B
C
D
The process of igniting and burning something, what is it called? (5 marks)
a. Combustion
b. Crankshaft
c. Torque
d. Suspension
A
B
C
D
Which of the following refers to parts of a robot that define its shape depending on the materials and techniques used to build it? (5 marks)
a. Actuators
b. Structural components
c. Sensors
d. Microcontrollers
A
B
C
D
Which of the following is not an advantage of brushless DC motors? (5 marks)
a. There are no brushes to wear
b. Long life expectancy
c. High power density
d. Expensive to manufacture
A
B
C
D
Which of the following is considered as a common characteristic of Lead-Acid/SLA batteries? (5 marks)
a. Can output tons of current
b. Commonly known for low capacity
c. Non-rechargeable
d. Usually comes with 1.5V rating
A
B
C
D
Which of the following refers to the main control unit of any automatic system or device? (5 marks)
a. Actuator
b. Sensor
c. Suspension system
d. Microcontroller
A
B
C
D
