What is the magnitude of the magnetic field at point P if a = R and b = 2R?
A) $\frac { \mu _ { 0 } I } { 6 R }$
B) $\frac { 3 \mu _ { 0 } I } { 16 R }$
C) $\frac { \mu _ { 0 } I } { 12 R }$
D) $\frac { \mu _ { 0 } I } { 16 R }$
E) $\frac { \mu _ { 0 } I } { 32 R }$

Question

What is the magnitude of the magnetic field at point P if a = R and b = 2R? 
A) $\frac { \mu _ { 0 } I } { 6 R }$ 
B) $\frac { 3 \mu _ { 0 } I } { 16 R }$ 
C) $\frac { \mu _ { 0 } I } { 12 R }$ 
D) $\frac { \mu _ { 0 } I } { 16 R }$ 
E) $\frac { \mu _ { 0 } I } { 32 R }$

Quizplus · Accepted Answer

The Answer of What is the magnitude of the magnetic field at point P if a = R and b = 2R? 
A) $\frac { \mu _ { 0 } I } { 6 R }$ 
B) $\frac { 3 \mu _ { 0 } I } { 16 R }$ 
C) $\frac { \mu _ { 0 } I } { 12 R }$ 
D) $\frac { \mu _ { 0 } I } { 16 R }$ 
E) $\frac { \mu _ { 0 } I } { 32 R }$

What Is the Magnitude of the Magnetic Field at Point μ0I6R\frac { \mu _ { 0 } I } { 6 R }6Rμ0​I​

What Is the Magnitude of the Magnetic Field at Point $\frac { \mu _ { 0 } I } { 6 R }$