Question

when the strength of the current flowing through a coil is increased , which of the following statements is true for it (a) strength of the magnetic field decreases (b) strength of the magnetic field increases. (c) amount of heat generated due to resistance decrease. (d) strength of the magnetic field remains the same

Answer 1

My answer is option (D)

Answer 2

Answer:B

Explanation:The strength of the magnetic field of a coil is directly proportional to the strength of the current flowing through it