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प्रश्न
A conductor is moved in a varying magnetic field. Name the law which determines the direction of current induced in the conductor.
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उत्तर
Fleming's right hand rule determines the direction of current induced in the conductor.
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संबंधित प्रश्न
In which of the following case does the electromagnetic induction occur?
The diagram in shows a coil of several turns of copper wire near a magnet NS. The coil is moved in the direction of arrow shown in the diagram.
- In what direction does the induced current flow in the coil?
- Name the law used to arrive at the conclusion in part (i).
- How would the current in coil be altered if
- the coil has twice the number of turns,
- the coil was made to move three times fast?
Magnetic flux passing through a coil is initially 6 x 10-4 Wb. It reduces to 10 % of its original value in 't' second. If the e.m.f. induced is 0.54 mV then 't' in second is ____________.
Fleming’s left hand and Right hand rules are used in ____________.
A vertical electric field of magnitude 4.9 × 105 N/C just prevents a water droplet of a mass 0.1 g from falling. The value of charge on the droplet will be: (Given g = 9.8 m/s2).
Two positively charged particles each having charge Q and are d distance apart. A third charge is introduced in midway on the line joining the two. Find nature and magnitude of third charge, so that the system is in equilibrium ______.
Name the principle of AC generator.
State the use of the principle of electromagnetic induction.
State two factors on which the magnitude of induced e.m.f. in a coil depend.
Explain how does the Lenz's law show the conservation of energy in the phenomenon of electromagnetic induction.
