Or
Option 2
Or
Option 3
Or
Option 4
Or
Option 5
9.1
|
Slip rings
|
1 mark
|
9.2 |
Allows the slip rings to rotate while maintaining contact with the external circuit. Or Transfer/conduct current to the external circuit. Or The connection between the external circuit and coil/slip rings/internal circuit.
|
1 mark |
9.3 |
According to the principle of electromagnetic induction an emf/current is induced as a result of the change in the magnetic flux linkage with the coil. Or When the coil rotates there is a change of magnetic flux linked/associated with the coil. According to the principle of electromagnetic induction, an emf/current is induced in the coil. Or There is relative motion between the conductor and the magnetic field. |
2 marks (1 x 2 marks) |
9.4 |
P to Q
|
2 marks (1 x 2 marks) |
9.5 |
Option 1
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|
3 marks (3 x 1 mark) |
9.6 |
Option 1 Part 1 Part 2
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5 marks (5 x 1 mark) |
Or
Option 2
Or
Option 3
Or
Option 4
Or
Option 5