Question 103 of 200 tasco Exam
How is intrinsic safety achieved for electrical circuits used in hazardous areas?
A By limiting the ignition energy and surface temperature that can arise during operation
Correct
B By limiting the number of equipment used in a space
C By increasing mechanical ventilation to the area
D By installing machinery which have higher power and thus shorter operation time
Answer & Explanation
The correct answer is Option A: By limiting the ignition energy and surface temperature that can arise during operation.
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