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Industrial Safety interview questions

27 real Industrial Safety questions from the Production & Plant bank, as asked in Indian campus drives and tech interviews. Every question has a verified answer and an AI-tutor explanation on placd — free to start.

1. What is Factories Act 1948?

Junior
  1. A.number of lost-time injuries per million man-hours worked, the standard rate defined by IS 3786 for comparing plants
  2. B.hazard identification and risk assessment scoring each task by likelihood times severity on a matrix and reducing risk to as low as reasonably practicable
  3. C.Indian law covering premises with 10 or more workers using power (20 without), requiring a safety officer above 1000 workers and fixing the occupier's duties
  4. D.entry allowed only after gas testing shows oxygen 19.5–23.5% and flammables below 10% LEL, with an attendant and rescue plan outside
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2. Which term means: "Indian law covering premises with 10 or more workers using power (20 without), requiring a safety officer above 1000 workers and fixing the occupier's duties"?

Junior
  1. A.Machine guarding
  2. B.ISO 45001:2018
  3. C.Factories Act 1948
  4. D.Lost time injury frequency rate
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3. Which statement is correct?

Junior
  1. A.Factories Act 1948 — controlled authorisation for hot work, confined space, height or electrical jobs, signed by issuer and receiver with a validity period and closure
  2. B.Factories Act 1948 — number of lost-time injuries per million man-hours worked, the standard rate defined by IS 3786 for comparing plants
  3. C.Factories Act 1948 — hazard identification and risk assessment scoring each task by likelihood times severity on a matrix and reducing risk to as low as reasonably practicable
  4. D.Factories Act 1948 — Indian law covering premises with 10 or more workers using power (20 without), requiring a safety officer above 1000 workers and fixing the occupier's duties
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4. What is Hierarchy of controls?

Junior
  1. A.elimination, substitution, engineering controls, administrative controls and finally PPE, applied in that order of preference
  2. B.fixed guards, interlocked guards, light curtains and two-hand controls placed at safety distances calculated per ISO 13855
  3. C.controlled authorisation for hot work, confined space, height or electrical jobs, signed by issuer and receiver with a validity period and closure
  4. D.entry allowed only after gas testing shows oxygen 19.5–23.5% and flammables below 10% LEL, with an attendant and rescue plan outside
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5. Which term means: "elimination, substitution, engineering controls, administrative controls and finally PPE, applied in that order of preference"?

Junior
  1. A.Hierarchy of controls
  2. B.Machine guarding
  3. C.Lost time injury frequency rate
  4. D.Confined space entry
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6. Which statement is correct?

Junior
  1. A.Hierarchy of controls — isolating and locking every energy source with a personal padlock and tag, then verifying zero energy, before maintenance begins
  2. B.Hierarchy of controls — controlled authorisation for hot work, confined space, height or electrical jobs, signed by issuer and receiver with a validity period and closure
  3. C.Hierarchy of controls — elimination, substitution, engineering controls, administrative controls and finally PPE, applied in that order of preference
  4. D.Hierarchy of controls — occupational health and safety management standard that replaced OHSAS 18001, adding worker participation and the Annex SL structure
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7. What is LOTO?

Junior
  1. A.controlled authorisation for hot work, confined space, height or electrical jobs, signed by issuer and receiver with a validity period and closure
  2. B.Indian law covering premises with 10 or more workers using power (20 without), requiring a safety officer above 1000 workers and fixing the occupier's duties
  3. C.isolating and locking every energy source with a personal padlock and tag, then verifying zero energy, before maintenance begins
  4. D.entry allowed only after gas testing shows oxygen 19.5–23.5% and flammables below 10% LEL, with an attendant and rescue plan outside
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8. Which term means: "isolating and locking every energy source with a personal padlock and tag, then verifying zero energy, before maintenance begins"?

Junior
  1. A.LOTO
  2. B.Machine guarding
  3. C.Hierarchy of controls
  4. D.Permit-to-work
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9. Which statement is correct?

Junior
  1. A.LOTO — fixed guards, interlocked guards, light curtains and two-hand controls placed at safety distances calculated per ISO 13855
  2. B.LOTO — number of lost-time injuries per million man-hours worked, the standard rate defined by IS 3786 for comparing plants
  3. C.LOTO — isolating and locking every energy source with a personal padlock and tag, then verifying zero energy, before maintenance begins
  4. D.LOTO — entry allowed only after gas testing shows oxygen 19.5–23.5% and flammables below 10% LEL, with an attendant and rescue plan outside
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10. What is ISO 45001:2018?

Junior
  1. A.occupational health and safety management standard that replaced OHSAS 18001, adding worker participation and the Annex SL structure
  2. B.fixed guards, interlocked guards, light curtains and two-hand controls placed at safety distances calculated per ISO 13855
  3. C.elimination, substitution, engineering controls, administrative controls and finally PPE, applied in that order of preference
  4. D.number of lost-time injuries per million man-hours worked, the standard rate defined by IS 3786 for comparing plants
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11. Which term means: "occupational health and safety management standard that replaced OHSAS 18001, adding worker participation and the Annex SL structure"?

Junior
  1. A.Hierarchy of controls
  2. B.Permit-to-work
  3. C.Machine guarding
  4. D.ISO 45001:2018
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12. Which statement is correct?

Junior
  1. A.ISO 45001:2018 — occupational health and safety management standard that replaced OHSAS 18001, adding worker participation and the Annex SL structure
  2. B.ISO 45001:2018 — fixed guards, interlocked guards, light curtains and two-hand controls placed at safety distances calculated per ISO 13855
  3. C.ISO 45001:2018 — controlled authorisation for hot work, confined space, height or electrical jobs, signed by issuer and receiver with a validity period and closure
  4. D.ISO 45001:2018 — entry allowed only after gas testing shows oxygen 19.5–23.5% and flammables below 10% LEL, with an attendant and rescue plan outside
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13. What is HIRA?

Mid
  1. A.number of lost-time injuries per million man-hours worked, the standard rate defined by IS 3786 for comparing plants
  2. B.elimination, substitution, engineering controls, administrative controls and finally PPE, applied in that order of preference
  3. C.entry allowed only after gas testing shows oxygen 19.5–23.5% and flammables below 10% LEL, with an attendant and rescue plan outside
  4. D.hazard identification and risk assessment scoring each task by likelihood times severity on a matrix and reducing risk to as low as reasonably practicable
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14. Which term means: "hazard identification and risk assessment scoring each task by likelihood times severity on a matrix and reducing risk to as low as reasonably practicable"?

Mid
  1. A.Machine guarding
  2. B.Confined space entry
  3. C.Factories Act 1948
  4. D.HIRA
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15. Which statement is correct?

Mid
  1. A.HIRA — fixed guards, interlocked guards, light curtains and two-hand controls placed at safety distances calculated per ISO 13855
  2. B.HIRA — isolating and locking every energy source with a personal padlock and tag, then verifying zero energy, before maintenance begins
  3. C.HIRA — number of lost-time injuries per million man-hours worked, the standard rate defined by IS 3786 for comparing plants
  4. D.HIRA — hazard identification and risk assessment scoring each task by likelihood times severity on a matrix and reducing risk to as low as reasonably practicable
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16. What is Permit-to-work?

Mid
  1. A.isolating and locking every energy source with a personal padlock and tag, then verifying zero energy, before maintenance begins
  2. B.controlled authorisation for hot work, confined space, height or electrical jobs, signed by issuer and receiver with a validity period and closure
  3. C.fixed guards, interlocked guards, light curtains and two-hand controls placed at safety distances calculated per ISO 13855
  4. D.Indian law covering premises with 10 or more workers using power (20 without), requiring a safety officer above 1000 workers and fixing the occupier's duties
Reveal the answer + AI explanation — free account

17. Which term means: "controlled authorisation for hot work, confined space, height or electrical jobs, signed by issuer and receiver with a validity period and closure"?

Mid
  1. A.Permit-to-work
  2. B.LOTO
  3. C.Factories Act 1948
  4. D.Lost time injury frequency rate
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18. Which statement is correct?

Mid
  1. A.Permit-to-work — controlled authorisation for hot work, confined space, height or electrical jobs, signed by issuer and receiver with a validity period and closure
  2. B.Permit-to-work — fixed guards, interlocked guards, light curtains and two-hand controls placed at safety distances calculated per ISO 13855
  3. C.Permit-to-work — occupational health and safety management standard that replaced OHSAS 18001, adding worker participation and the Annex SL structure
  4. D.Permit-to-work — entry allowed only after gas testing shows oxygen 19.5–23.5% and flammables below 10% LEL, with an attendant and rescue plan outside
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19. What is Confined space entry?

Mid
  1. A.hazard identification and risk assessment scoring each task by likelihood times severity on a matrix and reducing risk to as low as reasonably practicable
  2. B.Indian law covering premises with 10 or more workers using power (20 without), requiring a safety officer above 1000 workers and fixing the occupier's duties
  3. C.fixed guards, interlocked guards, light curtains and two-hand controls placed at safety distances calculated per ISO 13855
  4. D.entry allowed only after gas testing shows oxygen 19.5–23.5% and flammables below 10% LEL, with an attendant and rescue plan outside
Reveal the answer + AI explanation — free account

20. Which term means: "entry allowed only after gas testing shows oxygen 19.5–23.5% and flammables below 10% LEL, with an attendant and rescue plan outside"?

Mid
  1. A.Machine guarding
  2. B.Confined space entry
  3. C.Permit-to-work
  4. D.ISO 45001:2018
Reveal the answer + AI explanation — free account

21. Which statement is correct?

Mid
  1. A.Confined space entry — controlled authorisation for hot work, confined space, height or electrical jobs, signed by issuer and receiver with a validity period and closure
  2. B.Confined space entry — elimination, substitution, engineering controls, administrative controls and finally PPE, applied in that order of preference
  3. C.Confined space entry — entry allowed only after gas testing shows oxygen 19.5–23.5% and flammables below 10% LEL, with an attendant and rescue plan outside
  4. D.Confined space entry — isolating and locking every energy source with a personal padlock and tag, then verifying zero energy, before maintenance begins
Reveal the answer + AI explanation — free account

22. What is Machine guarding?

Mid
  1. A.controlled authorisation for hot work, confined space, height or electrical jobs, signed by issuer and receiver with a validity period and closure
  2. B.entry allowed only after gas testing shows oxygen 19.5–23.5% and flammables below 10% LEL, with an attendant and rescue plan outside
  3. C.number of lost-time injuries per million man-hours worked, the standard rate defined by IS 3786 for comparing plants
  4. D.fixed guards, interlocked guards, light curtains and two-hand controls placed at safety distances calculated per ISO 13855
Reveal the answer + AI explanation — free account

23. Which term means: "fixed guards, interlocked guards, light curtains and two-hand controls placed at safety distances calculated per ISO 13855"?

Mid
  1. A.Machine guarding
  2. B.LOTO
  3. C.ISO 45001:2018
  4. D.Confined space entry
Reveal the answer + AI explanation — free account

24. Which statement is correct?

Mid
  1. A.Machine guarding — isolating and locking every energy source with a personal padlock and tag, then verifying zero energy, before maintenance begins
  2. B.Machine guarding — controlled authorisation for hot work, confined space, height or electrical jobs, signed by issuer and receiver with a validity period and closure
  3. C.Machine guarding — hazard identification and risk assessment scoring each task by likelihood times severity on a matrix and reducing risk to as low as reasonably practicable
  4. D.Machine guarding — fixed guards, interlocked guards, light curtains and two-hand controls placed at safety distances calculated per ISO 13855
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25. What is Lost time injury frequency rate?

Senior
  1. A.elimination, substitution, engineering controls, administrative controls and finally PPE, applied in that order of preference
  2. B.hazard identification and risk assessment scoring each task by likelihood times severity on a matrix and reducing risk to as low as reasonably practicable
  3. C.number of lost-time injuries per million man-hours worked, the standard rate defined by IS 3786 for comparing plants
  4. D.entry allowed only after gas testing shows oxygen 19.5–23.5% and flammables below 10% LEL, with an attendant and rescue plan outside
Reveal the answer + AI explanation — free account

26. Which term means: "number of lost-time injuries per million man-hours worked, the standard rate defined by IS 3786 for comparing plants"?

Senior
  1. A.Confined space entry
  2. B.Machine guarding
  3. C.Lost time injury frequency rate
  4. D.Factories Act 1948
Reveal the answer + AI explanation — free account

27. Which statement is correct?

Senior
  1. A.Lost time injury frequency rate — entry allowed only after gas testing shows oxygen 19.5–23.5% and flammables below 10% LEL, with an attendant and rescue plan outside
  2. B.Lost time injury frequency rate — controlled authorisation for hot work, confined space, height or electrical jobs, signed by issuer and receiver with a validity period and closure
  3. C.Lost time injury frequency rate — number of lost-time injuries per million man-hours worked, the standard rate defined by IS 3786 for comparing plants
  4. D.Lost time injury frequency rate — hazard identification and risk assessment scoring each task by likelihood times severity on a matrix and reducing risk to as low as reasonably practicable
Reveal the answer + AI explanation — free account

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