21. |
(i) As the magnetic field strength (H) increases, reluctance?
(ii) As the magnetic flux density (B) increases, reluctance?
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Answer:
Option (a) |
22. |
How can a magnetic field be produced?
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Answer:
Option (d) |
23. |
Can we see magnetic flux lines?
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Answer:
Option (b) |
24. |
Magnetic Field lines move from _______
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Answer:
Option (a) |
25. |
Which of the following is used to determine the direction of a magnetic field in a current carrying conductor?
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Answer:
Option (b) |
26. |
According to Flemming’s left-hand rule, the Middle finger, Index finger, and thumb denotes the directions of ________, ________, and ________ respectively.
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Answer:
Option (a) |
27. |
The relation between any two quantities in Flemings right-hand rules is ________
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Answer:
Option (c) |
28. |
Magnetic field lines in practical circuit seek the path of __________ reluctance.
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Answer:
Option (b) |
29. |
Inside the magnet, field lines travel from?
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Answer:
Option (b) |
30. |
Do magnetic flux lines intersect?
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Answer:
Option (b) |