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Lenz's law is statement of...

Lenz's law is statement of _____

A

law of conservation of charge

B

law of conservation of current

C

law of conservation of energy

D

law of conservation of momentum

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The correct Answer is:
C
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KUMAR PRAKASHAN-ELECTROMAGNETIC INDUCTION-Section D MCQs (From DARPAN Based on Textbook )
  1. Faraday's law on electromagnetic induction gives

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  2. The Lenz's force acting on a conducting rod is

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  3. Lenz's law is statement of

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  4. According to the Faraday's law of electromagnetic induction

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  5. The direction of induced emf during electro magnetic induction is give...

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  6. In figure a rectangular loop is being pulled to the right, away from t...

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  7. The earth's magnetic field at a place with zero declination is 3xx 10^...

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  8. A helicopter is moving in upward direction with speed of 10 m/s. If th...

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  9. A conducting rod of length I and velocity v moves in a magnetic field ...

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  10. The distance between two extreme points of two wings of an Aeroplane i...

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  11. A D.C. motor working on 200V have initial current of 5A but when it at...

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  12. A straight line conductor of length 0.4 m is moved with a speed of 7 m...

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  13. A square (each side of length L) wire loop is kept with a long straigh...

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  14. A coil of surface area 100 cm^2 having 50 turns is held perpendicular ...

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  15. 5xx10^(-4) field lines are passing through a coil 1000 turn in certain...

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  16. A coil of 50 turns is pulled in 0.02 s fron between the poles of a mag...

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  17. Two conducting coils are kept parallel to each other so that they have...

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  18. A circular loop enters a uniform magnetic field as shown in the figure...

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  19. A coil of area A is placed in the X-Y plane. A uniform magnetic field ...

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  20. The current flows from A to B in a straight wire as shown in figure an...

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