Jawaban:
ΔL = 0,0006 m
L2 = 7,0006 m
Penjelasan:
t1 = 20°C
t2 = 70°C
L1 = 7 m
α = 0,000012/°C
a. ΔL = (t2 - t1)α
= (70° - 20°)0,000012
= 50(0,000012)
= 0,0006 m
b. L2 = L1 + ΔL
= 7 + 0,0006
= 7,0006 m
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Verified answer
Jawaban:
ΔL = 0,0006 m
L2 = 7,0006 m
Penjelasan:
t1 = 20°C
t2 = 70°C
L1 = 7 m
α = 0,000012/°C
a. ΔL = (t2 - t1)α
= (70° - 20°)0,000012
= 50(0,000012)
= 0,0006 m
b. L2 = L1 + ΔL
= 7 + 0,0006
= 7,0006 m