Transferring a measurement ( not shown in this model) Retainer: used to block movable part to allow the easy.Vernier gives measurements up to one decimal places in mm.Depth probe: used to measure depths of an object or a hole.Inside jaws: used to measure internal diameter of an object.
Outside jaws: used to measure external diameter or width.Hundredth of a millimetre (10 micrometres).Ī more precise instrument used for the same purpose is the micrometer Vernier calipers commonly used in industry provide a precision to a This probe is slender and can get intoĭeep grooves that may prove difficult for other measuring tools. The use of a probe that is attached to the movable head and slidesĪlong the centre of the body. Lower jaws, and depending on the manufacturer, depth measurements by Jaws in the picture at right), external dimensions using the pictured Vernier calipers can measure internal dimensions (using the Vernier Caliper Simulation Vernier calipers Physics Education (physics.ed-ph) Instrumentation and Detectors Pedagogical design feature-ideas to augment learning with real instrumentsĬomments: 8 pages, 8 figures, Physics Education journal (g) describe how to measure a variety of lengths with appropriate accuracyīy means of tapes, rules, micrometers and calipers, using a vernier scaleĬaliper and micrometer computer models using Easy Java Simulation and its Simulaton back to original (default) setting. Manipulate the model with single incremental precisionįor fast changes in the vernier measurement Scales for sense making and additional testing out by learners their ideas Reading on the main scale and the vernier scale with zero errorĭrop down menu of the various common vernier Object (Green) for external jaws to measure internal diameter of aĬylinder for example with slider to control dimensions of the cylinder.Ĭheckbox for hint to scaffold the learnersĬheckbox for answer to show the meaning of Width of the object and simple drag action to control position of object. Movable part to allow the easy transferring a measurement ( not shown inįor the internal jaws to measure width of an object with slider to control Measurements up to one decimal places in mm Probe: used to measure depths of an object or a hole ( not shown in this Inside jaws: used to measure internal diameter of an object Outside jaws: used to measure external diameter or width of an object More precise instrument used for the same purpose is the micrometer Measurements on the upper and lower part of the scale.Ĭommonly used in industry provide a precision to a hundredth of a Into deep grooves that may prove difficult for other measuring tools. Measurements by the use of a probe that is attached to the movable headĪnd slides along the centre of the body. Using the pictured lower jaws, and depending on the manufacturer, depth (using the uppermost jaws in the picture at right), external dimensions Vernier calipers can measure internal dimensions
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