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Which of the following substances is used in black and white photography?
- a)Sodium Chloride
- b)Calcium Hydroxide
- c)Calcium Nitrate
- d)Silver Bromide
Correct answer is option 'D'. Can you explain this answer?
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Which of the following substances is used in black and white photogra...
Key-Points
- Silver Bromide is used in black and white photography.
- A photographic film is coated with silver bromide. when light falls on the surface, the exposed part of the film is darkened from which photograph is developed. That’s why it is used in photography.
- When we take a picture, the camera lens projects a small but accurate image on the surface of this light-sensitive layer, and the silver bromide is decomposed more or less, depending on the intensity of the light received in various points of the image.
- Silver bromide (AgBr), a soft, pale-yellow, water-insoluble salt well known (along with other silver halides) for its unusual sensitivity to light.
Additional Information Sodium chloride: Calcium Hydroxide:
- Calcium nitrate:
- It is mainly used as a nitrogen fertilizer in agriculture and is produced in granulated form.
- It is also used in wastewater pre-conditioning for odor emission prevention, and inset accelerating concrete admixtures.
- NaCl, also known as salt, is an essential compound. It is used to flavor and preserves foods.
- As a preservative, salt helps to prevent spoilage and helps to keep foods like ready-to-eat meats and cheeses safe to eat.
- Salt is also used in fermenting processes for foods like sauerkraut, pickles, and kefir.
- It is used in industrial settings, such as sewage treatment, paper production, construction, and food processing.
- It also has medical and dental uses.
- For example, root canal fillings often contain calcium hydroxide.
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Which of the following substances is used in black and white photography?a)Sodium Chlorideb)Calcium Hydroxidec)Calcium Nitrated)Silver BromideCorrect answer is option 'D'. Can you explain this answer?
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Which of the following substances is used in black and white photography?a)Sodium Chlorideb)Calcium Hydroxidec)Calcium Nitrated)Silver BromideCorrect answer is option 'D'. Can you explain this answer? for UPSC 2024 is part of UPSC preparation. The Question and answers have been prepared according to the UPSC exam syllabus. Information about Which of the following substances is used in black and white photography?a)Sodium Chlorideb)Calcium Hydroxidec)Calcium Nitrated)Silver BromideCorrect answer is option 'D'. Can you explain this answer? covers all topics & solutions for UPSC 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Which of the following substances is used in black and white photography?a)Sodium Chlorideb)Calcium Hydroxidec)Calcium Nitrated)Silver BromideCorrect answer is option 'D'. Can you explain this answer?.
Which of the following substances is used in black and white photography?a)Sodium Chlorideb)Calcium Hydroxidec)Calcium Nitrated)Silver BromideCorrect answer is option 'D'. Can you explain this answer? for UPSC 2024 is part of UPSC preparation. The Question and answers have been prepared according to the UPSC exam syllabus. Information about Which of the following substances is used in black and white photography?a)Sodium Chlorideb)Calcium Hydroxidec)Calcium Nitrated)Silver BromideCorrect answer is option 'D'. Can you explain this answer? covers all topics & solutions for UPSC 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Which of the following substances is used in black and white photography?a)Sodium Chlorideb)Calcium Hydroxidec)Calcium Nitrated)Silver BromideCorrect answer is option 'D'. Can you explain this answer?.
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