LNG Operations - Engine

ExProof Equipment Knowledge

Understanding explosion-proof equipment means the difference between routine ops and total disaster. Faulty exposed sensor or wrong tools? Boom - lives lost, ecosystems poisoned, billions in damage.

Questions 18

Time Limit 9 min

Language English

Sample Questions

Here are some example questions from this quiz. Download the GYRO app to take the full test.

Question 1

In which Explosion group Propane is related?

A IIA

B IIB

C IIC

D In all of them.

Question 2

What is correct "flameproof enclosure" equipment marking, that suits for all Zones?

A Ex da

B Ex db

C Ex dc

D Ex d0

Question 3

Why must Exproof personal flashlights be used in enclosed spaces classified as hazardous?

A The flashlight could generate sparks or heat, igniting the explosive atmosphere in the Zone 0, 1.

B The flashlight will drain its battery faster.

C The flashlight will not work properly.

D The flashlight will malfunction.

Question 4

What is correct "increased safety" equipment marking, that suits for Zone l?

A Ex eb

B Ex ea

C Ex ec

D Ex el

Question 5

In which Explosion group Ethylene is related?

A IIA

B IIB

C IIC

D In all of them.

E IIB & IIC

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