To know the exact diameter of the wire will fail, and no micrometer or Vernier caliper, if you use … normal range.
This is quite tightly wound on the rod a small number of turns of wire, then measure the width of the winding divided by the number of turns: the number obtained will be the required diameter.
Recommend to read
ON THE ICE – WITH THE WIND
For living with a little bit of a big pond is always a great temptation to build something for the development of its open spaces. The boys excitedly knock together simple rafts who are...
WALKING TRANSPORT
Existing models of walkers have several major disadvantages: the speed of these machines is usually not more than 8-10 km/h; they move irregularly or are experiencing vibrations in the...