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InterviewSolution
| 1. |
Two concentric coils each of radius equal to 2πcm are placed right angles to each other. If 3 A and 4 A are the currents flowing through the two coils respectively. The magnetic induction( in Wb m^(-2) )at the center of the coils will be |
| Answer» <html><body><p>`7 xx 10^(-5)`<br/>`5 xx 10^(-5)`<br/>`10^(-5)`<br/>`12 xx 10^(-5)`</p><a href="https://interviewquestions.tuteehub.com/tag/solution-25781" style="font-weight:bold;" target="_blank" title="Click to know more about SOLUTION">SOLUTION</a> :`<a href="https://interviewquestions.tuteehub.com/tag/b-387190" style="font-weight:bold;" target="_blank" title="Click to know more about B">B</a>= (mu_(<a href="https://interviewquestions.tuteehub.com/tag/0-251616" style="font-weight:bold;" target="_blank" title="Click to know more about 0">0</a>)I)/(<a href="https://interviewquestions.tuteehub.com/tag/2r-300472" style="font-weight:bold;" target="_blank" title="Click to know more about 2R">2R</a>)` <br/> `B_(1)= (mu_(0))/(2) (3)/(2pi xx 10^(-2))= 3 xx 10^(-5)T` <br/> `B_(2)= (mu_(0))/(2) (4)/(2pi xx 10^(-2))= 4 xx 10^(-5)T` <br/> `B= sqrt(B_(1)^(2))+ B_(2)^(2)= 5 xx 10^(-5)T`</body></html> | |