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प्रश्न
Match the statements in Column A with those in Column B.
| Column A | Column B |
|---|---|
| (a) Electromagnetic induction | (i) A device in a d.c. motor which concentrates the magnetic lines of forces on the closed coil. |
| (b) Step-up Transformer | (ii) The name of energy which gets converted into electric energy in a dynamo. |
| (c) Slip rings | (iii) The phenomenon due to which changing magnetic flux produces an induced current in a closed coil. |
| (d) Mechanical Energy | (iv) A device which increase the e.m.f. of alternating current. |
| (e) Concave cylindrical Magnet | (v) A device in the a.c. dynamo which allows the induced current in the coil to pass on to external circuit. |
जोड्या लावा/जोड्या जुळवा
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उत्तर
| Column A | Column B |
|---|---|
| (a) Electromagnetic induction | (iii) The phenomenon due to which changing magnetic flux produces an induced current in a closed coil. |
| (b) Step-up Transformer | (iv) A device which increase the e.m.f. of alternating current. |
| (c) Slip rings | (v) A device in the a.c. dynamo which allows the induced current in the coil to pass on to external circuit. |
| (d) Mechanical Energy | (ii) The name of energy which gets converted into electric energy in a dynamo. |
| (e) Concave cylindrical Magnet | (i) A device in a d.c. motor which concentrates the magnetic lines of forces on the closed coil. |
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