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The convert an AC generator into DC gene...

The convert an AC generator into DC generator:

A

split ring type commutator must be used

B

slip rigs and brushes must be used

C

a stornger magnetic field has to be used

D

a rectangular wire loop has to be used

Text Solution

Verified by Experts

The correct Answer is:
A
To convert an AC generator into DC generator the split ring type commutator are used which converts the direction of flow of induced current, in the external circuit, in the same direction throughout the complete rotation of the armature.
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NCERT EXEMPLAR-MAGNETIC EFFECTS OF ELECTRIC CURRENT -Magnetic Effects Of Electric Current
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  2. The strength of magnetic field inside a long current-carrying straight...

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  3. The convert an AC generator into DC generator:

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  4. The most important safety method used for protecting home appliances f...

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  5. A magnetic compass needle is placed in the plane of paper near point A...

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  6. Under what conditions a permanent electormagnet is obtained if a curre...

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  7. AB is a current-carrying conductor in the plane of the paper as shown ...

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  8. A magnetic compass shows a deflection when placed near a current-carry...

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  9. It is established that an electric current through a metallic conducto...

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  10. What does the direction of thumb indicate in the right-hand thumb rule...

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  11. Meena draws magnetic field lines of field close to the axis of a curre...

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  12. What does the divergence of magnetic field lines near the ends of a cu...

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  13. Name four appliances wherein an electric motor, a rotating device that...

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  14. What is the role of the two conducting stationary brushes in a simple ...

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  15. What is the difference between a direct current and an alternating cur...

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  16. What is the role of fuse, used in series with any electrical appliance...

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  17. Why does a magnetic compass needle pointing North and South in the abs...

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  18. With the help of a labelled circuit diagram, illustrate the pattern of...

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  19. Explain with the help of a labelled diagram the distribution of magnet...

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  20. Describe the activity that shows that a current-carrying conductor exp...

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