NOCTI PRE ENGINEERING PRACTICE EXAMINATION 2026
QUESTIONS WITH ANSWERS GRADED A+
● The government organization whose purpose is to set and enforce worksite safety and
health standards is (blank)?. Answer: OSHA
● when storing gas cylinders, it is important that they be in stored in (blank).. Answer:
well-ventilated areas
● Surge protectors are installed on electrical equipment to protect equipment from (blank)..
Answer: sudden power increases
● The effect of mixing oil and compressed oxygen is (blank). Answer: an explosion or fire
● The main components of the engineering design process include identifying, defining,
selecting, implementing, and (blank). Answer: evaluating
● Gear A has 44 teeth and rotates at 100 RPM driving gear B which has 88 teeth. What is the
RPM of gear B?. Answer: 50 RPM
● A civil engineer is ordering guardrail to create a triangular barrier around a hazard at a
trucking terminal. The two shortest sides of the triangle meet at a right angle, and are 20 feet,
and 10 feet long. To the nearest foot, how long is the third side?. Answer: 22 feet
● A failed compressor at an ice cream factory will cost $7,500 at replace and will shut down
production for 3 hours at $5,000 per hour. what is the total cost of this shutdown?. Answer:
$22,500
● To validate a new design idea before proceeding with additional expenses in development,
(blank) should be performed First. Answer: an evaluation
● Calculate the resulting downtime cost if there are $3,000 in lost production, $500 in spare
parts, $250 in re-startup costs, $500 in lost energy costs, and $1,000 in depreciation costs..
Answer: $5,250
● When specifying and identifying threads, what does the underlined number in
1/2-13UNC-2A represent?. Answer: class of fit
QUESTIONS WITH ANSWERS GRADED A+
● The government organization whose purpose is to set and enforce worksite safety and
health standards is (blank)?. Answer: OSHA
● when storing gas cylinders, it is important that they be in stored in (blank).. Answer:
well-ventilated areas
● Surge protectors are installed on electrical equipment to protect equipment from (blank)..
Answer: sudden power increases
● The effect of mixing oil and compressed oxygen is (blank). Answer: an explosion or fire
● The main components of the engineering design process include identifying, defining,
selecting, implementing, and (blank). Answer: evaluating
● Gear A has 44 teeth and rotates at 100 RPM driving gear B which has 88 teeth. What is the
RPM of gear B?. Answer: 50 RPM
● A civil engineer is ordering guardrail to create a triangular barrier around a hazard at a
trucking terminal. The two shortest sides of the triangle meet at a right angle, and are 20 feet,
and 10 feet long. To the nearest foot, how long is the third side?. Answer: 22 feet
● A failed compressor at an ice cream factory will cost $7,500 at replace and will shut down
production for 3 hours at $5,000 per hour. what is the total cost of this shutdown?. Answer:
$22,500
● To validate a new design idea before proceeding with additional expenses in development,
(blank) should be performed First. Answer: an evaluation
● Calculate the resulting downtime cost if there are $3,000 in lost production, $500 in spare
parts, $250 in re-startup costs, $500 in lost energy costs, and $1,000 in depreciation costs..
Answer: $5,250
● When specifying and identifying threads, what does the underlined number in
1/2-13UNC-2A represent?. Answer: class of fit
