"Suspend two similar spring balances, A and B, from any convenient support, as shown. From the wooden rod carried by their hooks, suspend a known weight. Be sure that the dynamometers hang vertical, and therefore parallel. Record the reading of the dynamometers." -Avery 1895

Two Spring Balances

"Suspend two similar spring balances, A and B, from any convenient support, as shown. From the wooden…

Spring balances are used to weigh articles in which a high degree of exactness is not required.

Balances

Spring balances are used to weigh articles in which a high degree of exactness is not required.