select the correct answer. what shape can be drawn though a solenoid to determine the magnitude of its…

select the correct answer. what shape can be drawn though a solenoid to determine the magnitude of its magnetic field? a. triangle b. rectangle c. circle d. trapezoid

select the correct answer. what shape can be drawn though a solenoid to determine the magnitude of its magnetic field? a. triangle b. rectangle c. circle d. trapezoid

Answer

Brief Explanations:

Ampere's law is used to find the magnetic - field inside a solenoid. A rectangular Amperian loop is drawn through the solenoid. The magnetic field inside a solenoid is uniform and parallel to the axis of the solenoid, and outside the solenoid, the magnetic field is negligible. By choosing a rectangular loop, we can simplify the line - integral in Ampere's law to calculate the magnetic field.

Answer:

B. rectangle