Properties of Matter 2 Question 18
18. A barometer made of a very narrow tube (see figure) is placed at normal temperature and pressure. The coefficient of volume expansion of mercury is
Analytical & Descriptive Questions
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Answer:
Correct Answer: 18. (a) Zero
(b)
(c)
Solution:
- On increasing the temperature of mercury its density will decrease. Hence, level of mercury in barometer tube will increase.
