planimeter's Usage Examples:

The construction of a second funicular may be dispensed with by the employment of a planimeter, as follows.

Still more expeditious is the use of a planimeter, such as Captain Prytz's " Hatchet Planimeter," which yields fairly accurate results, or G.

These theorems may prove useful in preliminary calculations where the pressure-curve is nearly straight; but, in the absence of any observable law, the area of the pressure-curve must be read off by a planimeter, or calculated by Simpson's rule, as an indicator diagram.

'Still more expeditious is the use of a planimeter, such as Captain Prytz's " Hatchet Planimeter," which yields fairly accurate results, or G.