Multiple Choice
A rectangular steel plate with dimensions of 34 cm × 39 cm is heated from 15°C to 246°C.What is its change in area? (Coefficient of linear expansion for steel is 11 × 10−6/C°. )
A) 8.7 cm2
B) 9.7 cm2
C) 6.7 cm2
D) 1.7 cm2
E) 19.8 cm2
Correct Answer:
Verified
Correct Answer:
Verified
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