The correct Biot-Savart law in vector form is
Biot-Savart: dB=μ0/4π I dl×r̂ /r^2 vector form.
Ref: NCERT Physics Class 12 Chapter 4 Moving Charges and Magnetism
#vector calculus
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1 public question tagged with this topic.
Biot-Savart: dB=μ0/4π I dl×r̂ /r^2 vector form.
Ref: NCERT Physics Class 12 Chapter 4 Moving Charges and Magnetism
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