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Q. |
Mercury is generally used in barometer because |
A. | It does not stick to the tube walls |
B. | It has practically zero vapour pressure |
C. | All above |
D. | It shines and can be easily read |
E. | Of higher density due to which the height of barmeter will be small |
Answer» E. Of higher density due to which the height of barmeter will be small |
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