Robotics Practice Questions
20 free Robotics practice questions for the General Science. Tap an option to answer — you get instant feedback, the correct answer, and a detailed explanation for every question.
What is a robot?
- A A living organism
- B A type of computer virus
- C A natural resource
- D A programmable machine
Correct answer: A programmable machine
A robot is a programmable machine designed to carry out tasks automatically. It can perform repetitive or complex actions with precision. Robots are widely used in industries and daily life.
Which field of study focuses on designing and building robots?
- A Robotics
- B Biology
- C Geology
- D Astronomy
Correct answer: Robotics
Robotics is the branch of engineering and science that deals with the design, construction, and operation of robots. It combines mechanical, electrical, and computer engineering. It is essential in automation technologies.
Which component of a robot acts as its 'brain'?
- A Sensor Array
- B Actuator
- C Controller
- D Motor
Correct answer: Controller
The controller processes data and sends commands to other parts of the robot. It acts as the brain, making decisions based on inputs. It is often a microcontroller or computer.
Which part of a robot helps it sense the environment?
- A Sensors
- B Actuators
- C Motors
- D Wheels
Correct answer: Sensors
Sensors allow robots to detect changes in their environment, such as light, temperature, or movement. They provide input data to the controller. This enables robots to respond appropriately.
Which device in a robot is responsible for movement?
- A Controller
- B Sensor
- C Actuator
- D Battery
Correct answer: Actuator
Actuators convert energy into motion, enabling robots to move or manipulate objects. They include motors and hydraulic systems. They are essential for performing physical tasks.
What type of robot is commonly used in manufacturing industries?
- A Industrial robots
- B Service robots
- C Medical robots
- D Agricultural robots
Correct answer: Industrial robots
Industrial robots are used in factories for tasks like welding, assembly, and painting. They improve efficiency and precision. These robots operate in controlled environments.
Which programming language is commonly used in robotics?
- A HTML
- B CSS
- C Python
- D Photoshop
Correct answer: Python
Python is widely used in robotics due to its simplicity and versatility. It is used for programming robot behavior and control systems. Other languages like C++ are also used.
Which type of robot is designed to assist humans in daily tasks?
- A Service robot
- B Industrial robot
- C Military robot
- D Space robot
Correct answer: Service robot
Service robots are designed to assist humans in tasks like cleaning, delivery, or caregiving. They are used in homes, hospitals, and public places. They improve convenience and efficiency.
What is Artificial Intelligence (AI) in robotics?
- A The physical body of a robot
- B A robot's power source
- C Ability to learn and decide
- D Basic mechanical movement
Correct answer: Ability to learn and decide
Artificial Intelligence enables robots to learn from data and make decisions. It allows robots to adapt to new situations. AI enhances automation and autonomy in robotics.
Which robot was the first humanoid robot developed by Honda?
- A ASIMO
- B Pepper
- C Atlas
- D NAO
Correct answer: ASIMO
ASIMO was developed by Honda and is one of the first advanced humanoid robots. It can walk, run, and interact with humans. It represents a major advancement in robotics.
Which type of robot operates in space for exploration?
- A Home robot
- B Industrial robot
- C Medical robot
- D Space robot
Correct answer: Space robot
Space robots are used for exploration beyond Earth, such as rovers on Mars. They perform tasks like data collection and analysis. They operate in extreme conditions.
Which robot is designed for surgical procedures?
- A Industrial robot
- B Service robot
- C Military robot
- D Medical robot
Correct answer: Medical robot
Medical robots assist doctors in performing precise surgical procedures. They enhance accuracy and reduce human error. Examples include robotic surgery systems.
What is the main function of a robotic arm?
- A Detect obstacles in the work cell
- B Generate electrical power for the factory line
- C Store the control program for the robot
- D Grasp and move objects within its reach
Correct answer: Grasp and move objects within its reach
A robotic arm is an articulated manipulator: its joints and end effector position, grasp, and move objects within its working envelope. Sensing is done by separate sensors, the control program lives in the robot controller, and power conversion happens in the drives rather than in the arm itself.
Which sensor helps a robot detect distance from objects?
- A Ultrasonic sensor
- B Temperature sensor
- C Light sensor
- D Sound sensor
Correct answer: Ultrasonic sensor
Ultrasonic sensors measure distance by emitting sound waves and detecting their reflection. They are commonly used in obstacle detection. This helps robots navigate safely.
Which term refers to robots that resemble human appearance and behavior?
- A Humanoid robots
- B Industrial robots
- C Service robots
- D Mobile robots
Correct answer: Humanoid robots
Humanoid robots are designed to look and act like humans. They can perform tasks such as walking, talking, and interacting. They are used in research and social applications.
Which type of robot is used for military purposes such as bomb disposal?
- A Domestic robot
- B Medical robot
- C Military robot
- D Service robot
Correct answer: Military robot
Military robots are used for tasks like bomb disposal and surveillance. They help reduce risks to human soldiers. These robots operate in dangerous environments.
What is automation in robotics?
- A Operation that is controlled directly by a human
- B Work performed without any robotic help
- C Performing tasks without human intervention
- D Movement produced without any set plan
Correct answer: Performing tasks without human intervention
Automation refers to the use of machines or robots to perform tasks without human involvement. It increases efficiency and accuracy. Robotics plays a key role in automation.
Which power source is commonly used in small robots?
- A Coal
- B Battery
- C Petrol
- D Solar Power
Correct answer: Battery
Batteries are commonly used to power small robots. They provide portable and rechargeable energy. This makes robots mobile and easy to use.
Which company developed the humanoid robot 'Pepper'?
- A Google
- B SoftBank Robotics
- C Boston Dynamics
- D Mitsubishi Electric
Correct answer: SoftBank Robotics
Pepper was developed by SoftBank Robotics. It is designed to interact with humans and recognize emotions. It is used in customer service and education.
Which field combines robotics with medicine for patient care?
- A Biotechnology
- B Medical robotics
- C Agricultural robotics
- D Industrial automation
Correct answer: Medical robotics
Medical robotics integrates robotics into healthcare for tasks like surgery and rehabilitation. It improves precision and patient outcomes. It is an emerging and important field.