Here's the question bank on all the general science topics.
Study the given information.Consider the magnetic field due to a long solenoid carrying current I.(i) It is similar to magnetic field due to a bar magnet.(ii) Field lines are in the form of parallel lines inside the solenoid.(iii) The field is uniform inside the solenoid.Select the correct option.
The correct answer is statements (i), (ii), and (iii).Concept:Magnetic field: The region around a magnet in which its force can be experienced. Solenoid: A long, thin loop of wire, often wrapped around a metallic core, which produces a magnetic field when an electric current is passed through it.Explanation:Magnetic field due to a long solenoid carrying current I:The magnetic field around a solenoid is similar to that around a bar magnet.The magnetic field lines move from south to north inside the solenoid and north to south outside the solenoid. Thus, forming closed loops. Inside the solenoid, the magnetic field lines move parallel to each other. Thus, it is uniform inside the solenoid. The magnetic field is strongest inside the solenoid. ?StatementTrue / FalseIt is similar to a magnetic field due to a bar magnet.TrueField lines are in the form of parallel lines inside the solenoid.TrueThe field is uniform inside the solenoid.True
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