Getaran,Gelombang dan Bunyi

Quiz
•
Physics
•
8th Grade
•
Hard
Uwin Wildana
Used 2+ times
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
5 mins • 5 pts
Banyak getaran dalam waktu 1 detik disebut…
amplitudo
frekuensi
periode
interval
2.
MULTIPLE CHOICE QUESTION
5 mins • 5 pts
Suatu sumbu getar memancarkan gelombang dengan cepat rambat 340 m/s. Jika frekuensi gelombang tersebut 85 Hz, maka panjang gelombang tersebut adalah…
1/4 meter
4 meter
255 meter
425 meter
3.
MULTIPLE SELECT QUESTION
5 mins • 5 pts
Sebuah bandul sederhana bergetar 50 kali dalam waktu 2,5 sekon, maka frekuensinya…
50 Hz
20 Hz
5 Hz
2 Hz
4.
MULTIPLE CHOICE QUESTION
5 mins • 5 pts
Suatu sumber getar menghasilkan frekuensi 20 Hz. Periode getaran tersebut adalah…
0,05 sekon
0,5 sekon
2 sekon
20 sekon
5.
MULTIPLE CHOICE QUESTION
5 mins • 5 pts
Sebuah bel listrik dibunyikan di dalam silinder kaca tertutup. Kemudian udara dari dalam silinder dipompa keluar sedikit demi sedikit hingga habis. Bunyi bel terdengar makin lemah dan akhirnya tidak terdengar. Peristiwa ini terjadi karena…
bunyi merambat memerlukan medium
bunyi diredam oleh bahan kaca.
bunyi terbawa keluar bersama kaca.
frekuensi bunyi di bawah 20 Hz.
6.
MULTIPLE CHOICE QUESTION
5 mins • 5 pts
Perhatikan pernyataan berikut!
(1) Untuk mengukur kedalaman laut.
(2) Untuk mempertinggi frekuensi bunyi.
(3) Untuk mengukur jarak antara 2 tempat.
(4) Memperbesar amplitudo bunyi.
Manfaat bunyi pantul dapat ditunjukkan pada pernyataan nomor…
(1) dan (2).
(1) dan (3).
(2) dan (3).
(3) dan (4).
7.
MULTIPLE CHOICE QUESTION
5 mins • 5 pts
Bunyi yang frekuensinya teratur disebut…
desah.
dentum.
nada.
gaung.
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