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  • 24-01-2022
  • Mathematics
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A cylindrical coil of copper wire has 700 turns of diameter 4 cm
a. Use the value 22/7 for pi to find length of the wire

Respuesta :

semsee45
semsee45 semsee45
  • 24-01-2022

Answer:

8800 cm

Step-by-step explanation:

length of one turn = circumference of the circle = [tex]\pi [/tex] x diameter = 4[tex]\pi [/tex]

So 700 turns = 700 x 4[tex]\pi [/tex] = 2800[tex]\pi [/tex]

You are told to use 22/7 for [tex]\pi [/tex]

Therefore, length of the wire = 2800 x 22/7 = 8800 cm

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