

Pemuaian
Interactive Video
•
Physics
•
11th Grade
•
Practice Problem
•
Easy
Ayu Apriliani
Used 8+ times
FREE Resource
9 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Mengapa rel kereta api dipasang dengan jarak kecil (celah) di antara sambungannya?
Agar rel bisa diperbaiki dengan mudah.
Untuk menghemat bahan pembuatan rel.
Agar rel dapat memuai saat panas tanpa melengkung
Untuk mempercepat laju kereta api.
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Peristiwa berikut ini yang bukan contoh pemuaian adalah...
Balon yang meletus saat terkena panas
Termometer air raksa yang naik saat demam
Kabel listrik yang mengendur di siang hari.
Es batu mencair saat dikeluarkan dari kulkas.
3.
MULTIPLE CHOICE QUESTION
5 mins • 5 pts
Wayan memanaskan batang logam sepanjang 2 m pada suhu 20oC. jika koefisien muai panjang logam tersebut 2*10-5/oC, berapakah panjang batang logam pada suhu 70oC ?
0,002 m
0,02 m
0,001 m
0,01 m
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Koefisien muai panjang suatu logam adalah α. Maka koefisien muai luas logam tersebut adalah...
α
2α
1/2 α
3 α
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Air memiliki sifat pemuaian yang unik dibandingkan zat cair lain. Apa yang terjadi pada air saat dipanaskan dari suhu 0°C ke 4°C?
Air memuai seperti zat cair lainnya
Air menyusut, volumenya mengecil
Air membeku
Air mendidih
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
pemuaian gas pada suhu tetap dinamakan . . . .
isotermal
isobarik
isokhorik
adiabatik
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Pada musim kemarau, pipa air di taman kota terlihat agak melengkung, padahal saat pagi hari pipa tersebut lurus. Apa penyebab utama pipa air itu melengkung?
Pipa kehilangan air di dalamnya
Udara di dalam pipa menekan ke dinding pipa
Pipa air mengalami pemuaian karena terkena panas matahari
Pipa air rusak akibat beban tanah
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