Class 10 Science Terminal Exams MCQ Solutions Class X Science MCQ Extra Questions Answers 10th Science Terminal Exam Based MCQ Extra Questions Class 10th Science Session 2022-23
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The milkman shifts the pH of the fresh milk from 6 to slightly alkaline (to decrease the rate of fermentation) because in alkaline condition milk does not set as curd easily.
Magnification obtained by a lens is the ratio of height of image (h₁) to the height of object (h₂) i.e., Magnification, m= h₁/h₂
When we cut sphere, two parts we got and here spherical mirror is formed. But remember, applying silvering colour or agent either the inside or outside surface.