Question

16. What does an electric current carrying wire behaves like? (1)
17. How to define field lines? (1)
18. What do you meant by solenoid? (1)
19. What do you understand by electromagnet? (1)
20. Draw the magnetic field lines due to current through circular loop. (1)
21. State the properties of magnetic field lines? (1)
22. State the similarity between solenoid and bar magnet. Also a difference between solenoid and coil? 23. Explain Fleming’s left hand rule. (2)
24. What is electric fuse? What material is used for fuse wire?
25. There are some differences between electric motor and generator. State them. (2)
26. Give any two features of magnetic field due to current carrying solenoid coil. (2)
27. Describe an activity to show that a magnetic field is produced by an electric current flowing a circular coil of wire. (4)​

Answer 1

Answer:

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Explanation:

18)A coil of many circular turns of insulated copper wire wrapped closely on the shape of a cylinder is called solenoid

Answer 2

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