There are many places one could purchase a digital caliper. One can purchase them from Amazon who have many from prices between $15 and $150. One can also purchase them from Home Depot.
A dial caliper give a measure on the needle of a dial. Digital shows you a number.
A digital caliper displays measurements on a digital screen, while a vernier caliper requires reading a scale. Digital calipers are generally more precise and easier to read, making them better for precise measurements in my opinion.
No
A vernier caliper uses a sliding scale with a main scale and a vernier scale to measure length, while a digital caliper uses electronic sensors to provide a digital readout. Digital calipers are generally more accurate for precise measurements due to their digital display and ability to provide measurements in decimal form.
0.01mm
No
No
No
No
A dial caliper uses a mechanical dial to display measurements, while a digital caliper shows measurements on an electronic screen. Digital calipers are generally more precise and easier to read, making them better for precise measurements in my opinion.
No you can not resell digital books that you purchased.
How much error is allowed in a digital vernier