Fundamentals Questions And Correct Answer
with Rational (100% verified answer) Q & A
2026 /Instant download PDF
1. What is a robot primarily defined as?
A. A human-controlled machine only
B. A programmable machine that performs tasks
C. A mechanical toy
D. A computer screen interface
*Answer: B — A robot is defined as a programmable machine capable of
performing tasks automatically or semi-autonomously.
2. Which component is essential for all robots?
A. Sensor
B. Internet connection
C. Keyboard
D. Printer
*Answer: A — Sensors allow robots to perceive their environment.
3. The main function of an actuator is to:
A. Store data
B. Convert energy into motion
C. Process images
D. Measure temperature
*Answer: B — Actuators produce movement in robotic systems.
4. Which is NOT a robot type?
A. Industrial robot
B. Mobile robot
,C. Social robot
D. Manual robot
*Answer: D — Manual robots do not exist; robots are automated systems.
5. Robotics is a combination of:
A. Biology and chemistry
B. Mechanical, electrical, and computer engineering
C. Art and design
D. Physics only
*Answer: B — Robotics integrates mechanical, electrical, and computing fields.
6. The “brain” of a robot is usually the:
A. Motor
B. Sensor
C. Controller/CPU
D. Wheel
*Answer: C — The controller processes instructions and decision-making.
7. Which of the following is a sensor?
A. DC motor
B. Servo
C. Ultrasonic sensor
D. Gear
*Answer: C — Ultrasonic sensors detect distance using sound waves.
8. Robots are mainly used in industries to:
A. Replace music
B. Automate repetitive tasks
C. Increase noise
D. Reduce electricity use
*Answer: B — Robots improve efficiency in repetitive industrial tasks.
9. Which is an example of a service robot?
A. Welding robot
B. Medical assistant robot
, C. Assembly line robot
D. Paint spraying robot
*Answer: B — Service robots assist humans in non-industrial environments.
10. The study of robot movement is called:
A. Kinematics
B. Chemistry
C. Thermodynamics
D. Optics
*Answer: A — Kinematics deals with motion without considering forces.
11. Which energy source is commonly used in robots?
A. Steam only
B. Electricity
C. Fire
D. Wind only
*Answer: B — Most robots operate using electrical power.
12. What does AI in robotics stand for?
A. Artificial Interface
B. Automatic Integration
C. Artificial Intelligence
D. Applied Innovation
*Answer: C — AI enables robots to make intelligent decisions.
13. A robot’s movement is controlled by:
A. Sensors only
B. Actuators only
C. Control system
D. Paint system
*Answer: C — Control systems coordinate sensors and actuators.
14. Which robot is used in hospitals?
A. Welding robot
B. Surgical robot