Perhatikan tabel berikut. Pegas yang periodenya sama adalah …

Perhatikan tabel berikut. Pegas yang periodenya sama adalah …

Perhatikan tabel berikut. Pegas yang periodenya sama adalah …

Jawaban yang benar adalah pegas ke-2 dan pegas ke-4

Periode adalah waktu yang dibutuhkan untuk melakukan satu getaran.
Periode dirumuskan:
T = t/n
dimana:
T = periode (s)
t = waktu (s)
n = banyak getaran (getaran)

Diketahui:
Pegas 1:
n1 = 6 getaran
t1 = 12 s
Pegas 2:
n2 = 15 getaran
t2 = 3 s
Pegas 3:
n3 = 4 getaran
t3 = 1 s
Pegas 4:
n4 = 25 getaran
t4 = 5 s
Ditanya:
Pegas yang periodenya sama = ….
Jawab:
Pegas 1:
T1 = t1/n1
T1 = 12/6
T1 = 2 s

Pegas 2:
T2 = t2/n2
T2 = 3/15
T2 = 1/5 s

Pegas 3:
T3 = t3/n3
T3 = 1/4 s

Pegas 4:
T4 = t4/n4
T4 = 5/25
T4 = 1/5 s

Jadi, pegas yang periodenya sama adalah pegas ke-2 dan pegas ke-4

Baca Juga :  Complete the sentences with a form of the verb in parentheses. Three hundred and fifty years ago, people (1. make) /made/ their own clothes. They (2. have, not) _____ machines for making clothes. There (3. be, not) _____ any clothing factories. People (4. tear) _____ homemade clothes that were sewn by hand. Today, very few people (5. make) _____ their own clothes. Clothing (6. come) _____ ready-made from factories. People (7. buy) _____ almost all their clothes from stores. The modern clothing industry (8. be) _____ international. As a result, people from different countries often (9. wear) _____ similar clothes. For example, people in many different countries throughout the world (10. wear) _____ jeans and t-shirts. However, some regional differences in clothing still (11. exist) _____ for instance, people of the Arabian deserts (12. wear) _____ loose, flowing lobes to protect themselves from the heat of the sun. In parts of Northern Europe, fur hats (13. be) _____ common in the winter. In the future, there (14. be, probably) _____ fewer and fewer differences in clothing. People throughout the world (15. wear) _____ clothes from the same factories. (16. We all, dress) _____ in the future? TV shows and movies about the future often (17. show) _____ everybody in a uniform of some kind. What (18. you, think) _____? Number 18