20. Heat and Temperature
Linear Thermal Expansion
6PRACTICE PROBLEM
A steel bridge spanning a river experiences a temperature variation ΔT throughout a summer day. The bridge has a length of 75 meters at the coldest time of the day. Its length increases by 2.0 cm at the hottest time of the day. Calculate the temperature variation ΔT.
A steel bridge spanning a river experiences a temperature variation ΔT throughout a summer day. The bridge has a length of 75 meters at the coldest time of the day. Its length increases by 2.0 cm at the hottest time of the day. Calculate the temperature variation ΔT.