ఒక అక్రమమైన విమానం యొక్క ప్రాంతాన్ని కొలిచేందుకు కొలిచే సాధనం,

Noun:

బాధ్యుల కొలత, ఫీల్డ్ స్కేల్,

planimeters's Usage Examples:

and calculating devices including rulers, protractors, pantographs, planimeters, integrators, and slide rules Mechanical linkages, pantographs, four-bar.

construction of physical measuring and calculating devices including rulers, protractors, pantographs, planimeters, integrators, and slide rules Mechanical linkages.

directed a Laboratory of Mechanics which included calculating machines, planimeters, moment integrators, and a harmonic analyzer.

product range comprised optical, navigational, and surveying instruments, planimeters and equipment for telegraphy.

solutions for differential equations using mechanical devices, discounting planimeters, started at least as early as 1836, when the French physicist Gaspard-Gustave.

There are several kinds of planimeters, but all operate in a similar way.