Question
Physics Question on Magnetic Field Due To A Current Element, Biot-Savart Law
Similar or same magnetic fields can be produced by
A
a solenoid and a bar magnet
B
a solenoid and a toroid
C
a solenoid and a circular coil
D
a circular coil and a toroid
E
a bar magnet and a toroid
Answer
a solenoid and a bar magnet
Explanation
Solution
The correct option is (A) : a solenoid and a bar magnet