The Base of a Metal Block, Which Is Fixed in Place

question 45

Multiple Choice

The base of a metal 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 this metal is $3.0 \times 10 ^ { 10 } \mathrm {~Pa}$
megapascals is closest to The shear stress on the block in

• A) 360 MPa
• B) 720 MPa
• C) 600 MPa
• D) 900 MPa
• E) 180 MPa

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