The Base of an Aluminum Block, Which Is Fixed in Place

question 9

Multiple Choice

The base of an aluminum block, which is fixed in place, measures 90 cm by 90 cm, and the height of the block is 60 cm. A force, applied to the upper face and parallel to it, produces a shear strain of 0.0060. The shear modulus of aluminum is 3.0 × 10¹⁰ N/m². What is the displacement of the upper face in the direction of the applied force?

• A) 3.0 mm
• B) 3.6 mm
• C) 4.2 mm
• D) 4.8 mm
• E) 5.4 mm

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