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Eddy currents are-...

Eddy currents are-

A

induced curernt due to a changing magnetic flux

B

induced cukrrents due to a high magnetic flux

C

induced currents in a inhomogeneous material

D

Unstable currents in a conductor.

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UNITED BOOK HOUSE-MODEL PAPER SET-02-EXERCISE
  1. A long solenoid carrying a current produces a magnetic field B along i...

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  2. A field line is shown in the figure 6.15. This field connot represent-

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  3. Eddy currents are-

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  4. Through a capacitor

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  5. According to Maxwell's theory the velocity of light in any medium-

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  6. Two sources are to be coherent if the waves originated from them are o...

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  7. The work fuknction of a material is 4 eV. The longest wavelength of li...

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  8. For an electron in the second orbit of Borhr hydroden atom, the angul...

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  9. The binary number of 2910

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  10. If both the length of an antennam and the wavelength of the singal to ...

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  11. What is the force on a current element I vecdl in a magnetic field?

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  12. When a ferromagnetic substance is changed into paramegnetic substances...

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  13. The e.m.f of and a.c. current E=158sin 200pit V. What is the voltage a...

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  14. Rainbow is not possible in the moon,Why?

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  15. Two lenses of focal lengths 6cm and 50 cm are used in construction of ...

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  16. Construct Not gate using only NAND gate.

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  17. The value of reistance of a carbon resistor is (42xx10^5+-5%)Omega. Wh...

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  18. A bulb 60V- 120W is connectd to 220 VDC line what reistance should be ...

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  19. What is microwave? Why is ti used in RADAR?

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  20. Write two name of e.m. wave. Give one similarity and one dissimilarity...

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