JAYDARI
MOCK
Xatolik haqida xabar berish
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Innova to'plami
OPTIKA
123. Yorug`likning qaytishi
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1.
Yorug‘lik nuri nima?
A)
yorug‘lik manbai bilan kuzatilayotgan nuqtani birlashtiruvchi to‘g‘ri chiziq
B)
B⃗⃗ tebranishlarining yo‘nalishini ko‘rsatuvchi chiziq
C)
E⃗⃗ tebranishlarining yo‘nalishini ko‘rsatuvchi chiziq
D)
yorug‘lik energiyasi tarqalayotgan chiziq
E)
TJY
Javobni tekshirish
Oldingi
Keyingi
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