Magnetic Circuit 1(TTA)

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1. The unit of magnetic flux is
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Magnetic Circuit 1(TTA) - Quiz

. INSTRUCTIONS
1. NUMBER OF QUESTIONS 22
2. HAS A TIME LIMIT OF 20 MINUTES
3. HAS A PASS MARKS OF 30%
4. QUESTIONS PER PAGE 1
5. EACH QUESTIONS HAS 1 MARKS
6.... see moreNEGATIVE MARKING FOR EACH QUESTIONS 0.25
7. WILL ALLOW TO YOU GO BACK ,SKIP AND CHANGE YOUR ANSWERS
8. WILL ALLOW TO YOU PRINT OUT YOUR RESULT AND CERTIFICATE
9. WILL ALLOW TO YOU PRINT OUT YOURS RESPONSE SHEET WITH CORRECT ANSWER KEY AND EXPLANATION
10. WE WILL PROVIDE YOURS RESULT,CERTIFICATE AND YOUR RESPONSE SHEET TO YOURS EMAIL ID AT END OF ONLINE TEST

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2. Those magnetic materials are best suited for making armature and transformer cores which have____permeability and_______hystersis loss.
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3. If the area of hysteresis loop of a material is large, the hysteresis loss in this material will be
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4. Laminated cores, in electrical machines, are used to reduce
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5. When both the inductance and resistance of a coil are doubled the value of
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6. Silicon steel is used in electrical machines because it has
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7. Permeability in a magnetic circuit corresponds to______ in an electric circuit.
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8. Conductivity is analogous to
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9. The property of a material which opposes the creation of magnetic flux in it is known as
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10. .Permanent magnets are normally made of
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11. Conductance is analogous to
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12. While comparing magnetic and electric circuits, the flux of magnetic circuit is compared with which parameter of electrical circuit ?
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13. Relative permeability of vacuum is
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14. Point out the wrong statement. Magnetic leakage is undesirable in electric machines because it
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15. Hard steel is suitable for making permanent magnets because
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16. The unit of retentivity is
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17. A material for good magnetic memory should have
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18. Those materials are well suited for making permanent magnets which have______retentivity and _______coercivity.
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19. The rate of rise of current through an inductive coil is maximum
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20. .A ferrite core has less eddy current loss than an iron core because
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21. In a magnetic material hysteresis loss takes place primarily due to
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22. The unit of reluctance is
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The unit of magnetic flux is
Those magnetic materials are best suited for making armature and...
If the area of hysteresis loop of a material is large, the hysteresis...
Laminated cores, in electrical machines, are used to reduce
When both the inductance and resistance of a coil are doubled the...
Silicon steel is used in electrical machines because it has
Permeability in a magnetic circuit corresponds to______ in an electric...
Conductivity is analogous to
The property of a material which opposes the creation of magnetic flux...
.Permanent magnets are normally made of
Conductance is analogous to
While comparing magnetic and electric circuits, the flux of magnetic...
Relative permeability of vacuum is
Point out the wrong statement. Magnetic leakage is undesirable in...
Hard steel is suitable for making permanent magnets because
The unit of retentivity is
A material for good magnetic memory should have
Those materials are well suited for making permanent magnets which...
The rate of rise of current through an inductive coil is maximum
.A ferrite core has less eddy current loss than an iron core because
In a magnetic material hysteresis loss takes place primarily due to
The unit of reluctance is
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