SAFETY EXAM QUESTIONS AND CORRECT
ANSWERS (VERIFIED ANSWERS) Q&A 2026
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1. What is the primary goal of human–robot collaboration
safety?
A. Increase robot speed
B. Replace all human workers
C. Ensure safe interaction between humans and robots
D. Reduce robot cost
Rationale: Safety systems are designed to protect humans
working near robots.
Correct Answer: C
2. Which device is commonly used to detect human presence
near robots?
A. Relay switch
B. Proximity sensor
C. Transformer
D. Oscilloscope
Rationale: Proximity sensors detect nearby objects or humans.
Correct Answer: B
,3. What does a safety light curtain do?
A. Illuminates workspace
B. Detects intrusion into hazardous zones
C. Charges robot batteries
D. Controls robot speed
Rationale: Light curtains stop robots when a beam is
interrupted.
Correct Answer: B
4. Collaborative robots are also called:
A. Drones
B. Cobots
C. Androids
D. Automats
Rationale: “Cobots” are designed for human interaction.
Correct Answer: B
5. What is a key feature of collaborative robots?
A. High radiation output
B. Heavy industrial weight
C. Force limitation for safety
D. No sensors
,Rationale: Cobots limit force to avoid injury.
Correct Answer: C
6. Emergency stop buttons are used to:
A. Restart systems
B. Increase speed
C. Immediately halt operations
D. Calibrate sensors
Rationale: E-stop ensures instant shutdown in danger.
Correct Answer: C
7. What PPE is essential when working with robots?
A. Sandals
B. Safety gloves
C. Loose jewelry
D. None
Rationale: PPE protects against mechanical injury.
Correct Answer: B
8. What does ISO 10218 standard relate to?
A. Food safety
B. Robot safety requirements
C. Electrical wiring
D. Software coding
, Rationale: It defines industrial robot safety rules.
Correct Answer: B
9. A safety zone in robotics refers to:
A. Charging area
B. Restricted operating boundary
C. Storage room
D. Office space
Rationale: Safety zones prevent human-robot collisions.
Correct Answer: B
10. What is force limiting in cobots?
A. Increasing robot strength
B. Restricting force output for safety
C. Removing sensors
D. Increasing voltage
Rationale: It ensures robots don’t injure humans.
Correct Answer: B
11. What is a safety interlock?
A. Software update
B. Device preventing unsafe operation
C. Power supply
D. Cooling fan