Answer:
1st β Place the film canister on the scale.
2nd β Slide the large weight to the right until the arm drops below the line and then move it back one notch.
3rd β Repeat this process with the top weight. When the arm moves below the line, back it up one groove.
4th β Slide the small weight on the front beam until the lines match up.
5th β Add the amounts on each beam to find the total mass to the nearest tenth of a gram.
Explanation:
The triple beam balance is an instrument that is used in measuring the mass of substances to a very high degree of precision. The reading error is given by Β±0.05 grams. The triple beam balance as the name implies has three beams that measure substances of different mass levels.
The beams are categorized as small, medium, and large. There is a balance on which the substance to be weighed is placed directly upon. To use this measuring device, the procedures mentioned above are followed.