Question a drill string made of 5-in od 4276-in id drill, Ask an Expert

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Question: A drill string made of 5-in OD, 4.276-in ID drill pipe is stuck when drilling at 11,000 ft. Assume stuck point is 9,000 feet and it was observed that the drill string stretches by 3 ft while trying to pull out the stuck pipe.

Part A: Find the change in hook load?

Show how you get the change in hook load, so that I can better understand how to do it.

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