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Lo= 72 cm
Δt= 92-12= 80°C
ΔL= 72,06-72= 0,06 cm
Dit:
α=..?
Penye:
α= ΔL/(Lo.Δt)
α= 0,06/(72×80)
α= 0,06/5760
α= 0,00001 /°C
Δt = 92 - 12= 80°C
ΔL = 72,06 - 72 = 0,06 cm
Ditanya = α..?
Jawab =