Question

select the correct answer. alan is walking on a street and passes by a very busy construction site. he sees engineers hanging one end of various objects to the ceiling and the other end to heavy weights. they observe the objects and then then take down notes. what are the engineers doing? a. measuring the height of the ceiling b. performing tensile test c. checking the strength of the ceiling d. measuring the weight of the object

Explanation:

Tensile tests involve hanging objects and applying weights to observe their behavior under tension. Hanging one - end of objects to the ceiling and the other to heavy weights and taking notes is a typical setup for a tensile test. Measuring ceiling height doesn't involve hanging objects with weights, checking ceiling strength would focus more on the ceiling itself rather than hanging objects, and measuring object weight usually doesn't require such a setup with hanging from a ceiling.

Answer:

B. performing tensile test