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A current-carrying straight wire is held...

A current-carrying straight wire is held in exactly vertical position. If the current passes through this wire in the vertically upward direction, what is the direction of magnetic field produced by it ? Name the rule used to find out the direction of magnetic field.

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Anticlockwise , Right-hand thumb rule
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LAKHMIR SINGH & MANJIT KAUR-MAGNETIC EFFECT OF ELECTRIC CURRENT -Exercise
  1. In the straight wire A, current is flowing in the vertically downward ...

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  2. The figure shows a solenoid wound on a core of soft iron. Will the end...

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  3. A current-carrying straight wire is held in exactly vertical position....

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  4. For the coil in the diagram below, when the switch is pressed : (a) ...

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  5. A current flows downwards in a wire that passes vertically through a t...

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  6. The directions of current following in the coil of an electromagnet at...

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  7. A current-carrying conductor is held in exactly vertical direction. In...

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  8. A thick wire is hanging from a wooden table. An anitclockwise magnetic...

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  9. What produces magnetism in the human body ?

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  10. What is the full form of MRI ?

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  11. When is the force experienced by a current-carrying conductor placed i...

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  12. When is the force experienced by a current-carrying conductor placed i...

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  13. In a statement of Feming's left-hand rule, what do the following repr...

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  14. Name one device which works on the magnetic effect of current.

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  15. Name the device which converts electrical energy into mechanical energ...

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  16. A motor converts one form of energy into another. Name the two forms.

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  17. State whether the following statement is true or false : An electric...

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  18. For Fleming's left-hand rule, write down the three things that are 90^...

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  19. What is the other name of the split ring used in an electric motor ?

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  20. Of what substance are the brushes of an electric motor made ?

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