A magnetic field of 37.2 T has been achieved at the MIT Francis Bitter Magnet LabaratoryFind the current needed to achieve such a field near the center of a solenoid with radius 2.60 cm, length 30.0 cm, and 40000 turns.

Question

Favatc6 · Accepted Answer

GivenB=37.2 TR=2.6 cml=30 cmN=40000 turns  B  =      μ    0    n  I  37.2  =  4  π  ×      10          −      7        ×      N    l    I    37.2  =  4  ×  3.14  ×      10          −      7        ×      40000          30      ×              10                  −          2                      ×  I    I  =            37.2      ×      30      ×              10                  −          2                            4      ×      3.14      ×              10                  −          7                    ×      40000          I  =            1116      ×              10                  −          2                    ×              10        7            ×              10                  −          4                            4      ×      3.14      ×      4          I  =            1116      ×      10        50.24      I  =  222.1  A

A magnetic field of 37.2 T has been achieved at the MIT Francis Bitter Magnet Labaratory. Find the current needed to achieve such a field near the center of a solenoid with radius 2.60 cm, length 30.0 cm, and 40000 turns.

Open question

Answer & Explanation

New Questions in Electromagnetism