
Gelombang cahaya
Interactive Video
•
Physics
•
11th Grade
•
Easy
Desti Ratnasari
Used 1+ times
FREE Resource
17 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apa itu cahaya?
Salah satu energi berupa gelombang mekanik.
Salah satu energi berupa gelombang elektromagnetik.
Salah satu energi berupa gelombang bunyi.
Salah satu energi berupa gelombang gravitasi.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Berikut ini yang BUKAN merupakan sifat-sifat cahaya adalah...
Refleksi
Refraksi
Konduksi
Interferensi
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Interferensi konstruktif terjadi jika dua gelombang cahaya...
Berbeda fase 180 derajat.
Saling melemahkan.
Sefase atau beda fasenya 0 derajat.
Menghasilkan pola gelap.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Menurut Hukum Snellius, ketika sinar datang dari medium kurang rapat ke medium lebih rapat, sinar akan dibiaskan...
Menjauhi garis normal.
Mendekati garis normal.
Sejajar dengan garis normal.
Tidak dibiaskan.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Persamaan untuk menentukan posisi pita gelap ke-n pada interferensi celah ganda adalah...
d sin θ = nλ
d yn / L = nλ
d sin θ = (n - 1/2)λ
d yn / L = (n + 1/2)λ
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Untuk interferensi maksimum (pola terang) pada lapisan tipis, persamaan yang berlaku adalah...
2nd cos r = mλ
2nd cos r = (m - 1/2)λ
2nd cos r = (m + 1/2)λ
2nd cos r = (m + 1)λ
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cincin Newton adalah garis-garis lingkaran gelap yang dihasilkan dari peristiwa interferensi cahaya oleh pemantulan dua bidang berbeda, yaitu...
Dua lensa cembung
Lensa plan konveks dan kaca plan paralel
Dua kaca plan paralel
Lensa cekung dan kaca plan paralel
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