October 2018 1 79 Report
1.pipa kuningan panjangnya 100 cm. pada suhu 25 drrajat c. berapakah panjang pd suhu 50 drajat c .( alfa = 0,000019/drrajat c ?
a.10,00475
b.10,0475 cm
c.100,0475
d.1600,475 cm
2.batang rell kereta terbuay dr baja panjangnya mula 10 m pd suhu 18 drajat c . hitung brp panjamgnya jika suhunya naik menjaddi 43 drajat c !
a.10,0030 m
b 100,03 m
c.100,30 m
d.1000,3 m
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