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#1 2017-10-02 06:54:42
- hamidoon123
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At sea level, the height of mercury column in mercury barometer i...
9th Class Punjab Board Exams Quizzes MCQs Quizzes Punjab Physics Online 9th Class Test Lesson 7 Properties of Matter
Question:
At sea level, the height of mercury column in mercury barometer is approximately:
Option A):
78 cm
Option B):
72 cm
Option C):
74 cm
Option D):
76 cm
Correct Answer is Option D):
76 cm
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2017-10-02 06:54:42
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