Question

Apparatus used in developing the odometer and speedometer ?
Can you guys help

Answer 1

Answer:

Materials used in the production of speedometers vary with the type of gauge and intended application. Older mechanical models were entirely comprised of steel and other metal alloys, but in later years about 40% of the parts for a mechanical speedometer were molded from various plastic polymers.

Answer 2

Answer:

refer the attachment friend..

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