October 2018 1 407 Report
18. rel baja kereta api akan dipasang di daerah yang suhunya dapat berubah sebesar 8°C. panjang tiap-tiap rel 10m dan koefisien muai panjangnya 11×10-6/°C. celah antar rel paling tidak harus dibuat sepanjang..
a. 0,44mm
b. 0,66mm
c. 0,88mm
d. 1,32mm
e. 1,76mm
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