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Surveying - Engineering

Q1:

The bubble tube is nearly filled with

A alcohol or chloroform

B a liquid which is very mobile

C a liquid having low freezing point

D all the above.

ANS:D - all the above.

Answer D is correct.

1. Alcohol and chloroform has a low density and viscosity.
2. The mobile liquid is termed for low viscosity.
3. The low freezing point stands for lower (higher -ive) temperature for freezing.