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To'rabekov Sh.(16.04)

Authored by Tibbiy fundamental fanlar kafedrasi

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To'rabekov Sh.(16.04)
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35 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 2 pts

Fotometriya nima?

Yorug‘likning spektral tarkibini tahlil qilish
Tovush to‘lqinlarini aniqlash
Nur intensivligining o‘lchami orqali modda konsentratsiyasini aniqlash
Gazning zichligini o‘lchash

2.

MULTIPLE CHOICE QUESTION

30 sec • 2 pts

Fotometriyaning asosiy fizik prinsipi qaysi qonunga asoslanadi?

Arximed qonuniga
Lambert–Beer qonuniga
Nyuton qonuniga
Snellius qonuniga

3.

MULTIPLE CHOICE QUESTION

30 sec • 2 pts

Refraktometriya qanday fizik hodisaga asoslanadi?

Diffuziyaga
Yorug‘likning sinishiga
Termik kengayishga
Foton emissiyasiga

4.

MULTIPLE CHOICE QUESTION

30 sec • 2 pts

Refraktometr yordamida o‘lchanadigan kattalik:

Nur sinish koeffitsienti
Polarizatsiya darajasi
Yoritilgan maydon
Shovqin darajasi

5.

MULTIPLE CHOICE QUESTION

30 sec • 2 pts

Polarimetr yordamida nima aniqlanadi?

Raqamli harorat
Yengil moddalarning zichligi
Optik faollik va aylanish burchagi
Gaz bosimi

6.

MULTIPLE CHOICE QUESTION

30 sec • 2 pts

Polarimetrik o‘lchovlar odatda nima uchun qo‘llaniladi?

Elektromagnit to‘lqinlarni tahlil qilish uchun
Suyuqlikdagi shakarning miqdorini aniqlash uchun
Tovush tezligini o‘lchash uchun
Zichlikni aniqlash uchun

7.

MULTIPLE CHOICE QUESTION

30 sec • 2 pts

Refraktometriya usulida shakarning miqdori qaysi birlikda ifodalanadi?

mmHg
% yoki Brix
Ppm
mol/l

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