Lifting Forces and Ergonomics – MCQs

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1. Ergonomics primarily aims to:



2. Which body region is most at risk during improper lifting?



3. The safest lifting posture is:



4. Lifting capacity is greatest when the load is:



5. The main risk factor for back injury during lifting is:



6. According to ergonomics, the best lifting technique avoids:



7. Which law of motion explains lifting difficulties with heavy loads?



8. Twisting while lifting primarily increases strain on the:



9. The National Institute for Occupational Safety and Health (NIOSH) lifting equation helps:



10. Which muscle group provides stability during lifting?



11. Which factor reduces spinal compression during lifting?



12. Repetitive heavy lifting may cause:



13. The lever arm principle in lifting shows that:



14. Which position reduces the risk of disc injury during lifting?



15. Maximum recommended lifting occurs when load is between:



16. The term “ergonomics” is derived from:



17. A frequent cause of workplace lifting injury is:



18. In ergonomics, “neutral posture” means:



19. Which lifting strategy reduces energy cost?



20. Lifting risk is increased when:



21. Which lifting technique is most dangerous?



22. Which muscle group is heavily engaged in squat lifting?



23. Ergonomic lifting aids include:



24. A lifting belt primarily supports:



25. Lifting with a rounded back increases:



26. Which ergonomic principle prevents fatigue during repetitive lifting?



27. A load’s center of gravity should be kept:



28. Which of the following is a poor lifting practice?



29. In biomechanics, lifting is safer when:



30. Which factor contributes most to overexertion injuries?



31. The main ergonomic consideration in workplace design is:



32. Which is an engineering control for safe lifting?



33. During lifting, most compressive forces act on the:



34. A wide base of support during lifting provides:



35. Ergonomic interventions aim to reduce:



36. The best way to lift a load from the floor is:



37. Which is a common ergonomic hazard in lifting tasks?



38. Which muscle group provides trunk stability while lifting?



39. Which lifting factor increases torque on the spine?



40. Lifting risk increases with:



41. Ergonomics in lifting reduces:



42. Which is a biomechanical advantage of team lifting?



43. Lifting objects above head level increases strain on:



44. Which is NOT recommended in safe lifting?



45. Sudden lifting of heavy loads mainly risks:



46. The ergonomic principle of “power zone” refers to lifting:



47. Which factor reduces fatigue in repetitive lifting tasks?



48. Lifting with the spine flexed and rotated causes:



49. Ergonomics is also known as:



50. Which of the following is the first step in safe lifting?



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