
Pemuaian
Quiz
•
Science
•
7th Grade
•
Medium
Sen Sen
Used 13+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Panjang sebatang alumunium pada suhu 0 'C adalah 2 meter. Koefisien muai panjang alumunium 2,35 . 10*-5 /'C. Panjang alumunium pada suhu 50 'C adalah...
2,0 m
2,01 m
2,002 m
2,00235 m
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Pada saat dilakukan pemasangan rel kereta api suhu udara sekitar adalah 27 'C. Panjang tiap batang rel adalah 1,75 meter. Suhu tertinggi yang pernah dicatat di daerah itu adalah 37 'C. Jika koefisien muai panjang besi 1,2 . 10*-5 /'C, maka jarak antar rel pada waktu pemasangan agar rel tidak bengkok adalah...
1,75 . 10*-5 m
1,75 . 10*-4 m
2,1 . 10*-5 m
2,1 . 10*-4 m
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Bilangan yang menyatakan pertambahan panjang tiap satu satuan panjang zat bila suhunya dinaikkan tiap ℃ adalah....
suhu
pemuaian
kalor jenis
koefisien muai panjang
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Besi memiliki koefisien muai panjang α=0,000011/℃. Koefisien muai luas besi (ß) adalah.....
0,0011/℃
0,000012/℃
0,000022/℃
0,000033/℃
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Berikut ini yang bukan manfaat terjadinya pemuaian adalah....
pelepasan tutup botol
pemasangan roda kereta
celah pada rel kereta
bimetal pada setrika
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Pemasangan kabel listrik dilakukan dengan cara...
dipasang kencang pada pagi hari
dipasang kendur pada siang hari
dipasang kendur pada malam hari
dipasang kencang pada siang hari
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Koefisien muai gas adalah....
100/℃
273/℃
⅟₂₇₃ /℃
⅟₁₀₀/℃
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