Question

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1) For the current carrying solenoid as shown below, draw magnetic field lines and giving reason explain that out of the three points A, B and C at which point the field strength is maximum and at which point it is minimum.
2) Describe an activity to show that the magnetic field lines produced when current is passed through the circular coil.

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Answer 1

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1) The magnetic field strength is maximum at point A and is minimum at point C because magnetic field is strong where magnetic field lines are crowded and is weak where magnetic field lines are far apart.

Answer 2

Sociology is the study of groups and group interactions, societies and social interactions, from small and personal groups to very large groups. A group of people who live in a defined geographic area, who interact with one another, and who share a common culture is what sociologists call a society.