QQuestionEngineering
QuestionEngineering
When bending a 90 -degree bend on a 1 / 2'' EMT conduit, what do you deduct?
A) 3 inches
B) 4 inches
C) 5 inches
D) 6 inches
10 months agoReport content
Answer
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Step 1:I'll solve this electrical conduit bending problem step by step:
Step 2:: Understand EMT Conduit Bending
When making a 90 -degree bend in electrical metallic tubing (EMT) conduit, there's a standard deduction length used to account for the arc of the bend.
Step 3:: Identify the Standard Deduction
For 1/2'' EMT conduit, the standard deduction for a 90-degree bend is $$5 \text{ inches}$$.
Step 4:: Explanation of Deduction
This 5 -inch deduction helps electricians accurately measure and place conduit runs. When you bend a 90 -degree angle, the conduit's length is effectively shortened by 5 inches due to the curvature of the bend.
Step 5:: Verification
This is a standard practice in electrical conduit installation, ensuring precise measurements when routing conduits around obstacles or between junction points.
Final Answer
Key Points: - The deduction applies specifically to 1 / 2'' EMT conduit - Always subtract 5 inches when calculating total conduit length for a 90 -degree bend - This helps maintain accurate measurements in electrical installations
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