Question

(id:108019)
determine the overall length (oal) of a 1-inch emt conduit with a total of two 90° bends. the finished dimensions of the conduit are 68.9 inches back-to-back (b2b) with the first stub length (stub 1) of 12.0 inches and the second stub length (stub 2) of 19.0 inches. the gain for your bender is 4.03 inches. (round your final answer to the nearest tenth or one decimal place.)
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answer:
inches

Explanation:

Step1: Sum stub lengths

$12.0 + 19.0 = 31.0$ inches

Step2: Add back-to-back length

$31.0 + 68.9 = 99.9$ inches

Step3: Subtract double gain

$99.9 - 2\times4.03 = 99.9 - 8.06 = 91.84$ inches

Step4: Round to nearest tenth

$91.84 \approx 91.8$ inches

Answer:

91.8 inches