A hole in a brass plate has a diameter of 1.20 cm at 20°C. What is the diameter of the hole when the plate is heated to 220°C? The coefficient of linear thermal expansion for brass is 19 x 10-6 K-1. Hint: Careful with the relation between diameter and area.

Principles of Physics: A Calculus-Based Text
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Chapter16: Temperature And The Kinetic Theory Of Gases
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A hole in a brass plate has a diameter of 1.20 cm at 20°C. What is the diameter of the hole when the plate is heated to 220°C? The
coefficient of linear thermal expansion for brass is 19 x 10-6 K-1.
Hint: Careful with the relation between diameter and area.
1.195 cm
1.200 cm
O 1.205 cm
O 1.210 cm
Transcribed Image Text:A hole in a brass plate has a diameter of 1.20 cm at 20°C. What is the diameter of the hole when the plate is heated to 220°C? The coefficient of linear thermal expansion for brass is 19 x 10-6 K-1. Hint: Careful with the relation between diameter and area. 1.195 cm 1.200 cm O 1.205 cm O 1.210 cm
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