OSHA 30-HOUR (General Industry) PRACTICE EXAM
2026/2027 COMPLETE ACCURATE EXAM REAL
QUESTIONS AND CORRECT VERIFIED ANSWERS
WITH DETALED RATIONALES (100% CORRECT
VERIFIED ANSWERS) CURRENTLY UPDATED
VERSION 2026 EDITION |GUARANTEED PASS A+
|FULL REVISED EXAM
Class 2, Division 1
Combustible dust is in the air under normal operating conditions
- Mechanical failure of machinery or equipment might cause such
explosive or ignitable mixtures or quantities
Class 2, Division 2
Combustible dust will not normally be suspended in the air in
quantities enough to produce an explosion
- Dust may be in air due to malfunctioning or handing of
equipment/process
Class 3, Division 1
Location in which easily ignitable fibers or materials are handled,
manufactured, or used
,Class 3, Division 2
Easily ignitable fibers/materials are stored or handled and not in the
manufacture process
How often must circuit breaker GFCIs be tested?
Monthly
What is the most frequently violated OSHA standard for electrical
hazards?
Grounding
Who should have power lines de-energized and grounded before
work starts?
Whoever owns and operates the power line.
, What is an AEGCP?
Assured Equipment Grounding Conductor Program
When a worker receives an electrical shock, first aid must start
within __ minutes?
4
What is grounding?
Intentionally creating a low-resistance path that connects to the
earth
PPE is used when __________, ___________, and ____________ controls are not
possible or do not provide suitable protection for workers.
Engineering, work practice, and administrative
What is the permissible exposure level for crystalline silica?
50 micrograms per cubic meter of air averaged over an 8 hour shift
2026/2027 COMPLETE ACCURATE EXAM REAL
QUESTIONS AND CORRECT VERIFIED ANSWERS
WITH DETALED RATIONALES (100% CORRECT
VERIFIED ANSWERS) CURRENTLY UPDATED
VERSION 2026 EDITION |GUARANTEED PASS A+
|FULL REVISED EXAM
Class 2, Division 1
Combustible dust is in the air under normal operating conditions
- Mechanical failure of machinery or equipment might cause such
explosive or ignitable mixtures or quantities
Class 2, Division 2
Combustible dust will not normally be suspended in the air in
quantities enough to produce an explosion
- Dust may be in air due to malfunctioning or handing of
equipment/process
Class 3, Division 1
Location in which easily ignitable fibers or materials are handled,
manufactured, or used
,Class 3, Division 2
Easily ignitable fibers/materials are stored or handled and not in the
manufacture process
How often must circuit breaker GFCIs be tested?
Monthly
What is the most frequently violated OSHA standard for electrical
hazards?
Grounding
Who should have power lines de-energized and grounded before
work starts?
Whoever owns and operates the power line.
, What is an AEGCP?
Assured Equipment Grounding Conductor Program
When a worker receives an electrical shock, first aid must start
within __ minutes?
4
What is grounding?
Intentionally creating a low-resistance path that connects to the
earth
PPE is used when __________, ___________, and ____________ controls are not
possible or do not provide suitable protection for workers.
Engineering, work practice, and administrative
What is the permissible exposure level for crystalline silica?
50 micrograms per cubic meter of air averaged over an 8 hour shift
