Advertisements
Advertisements
प्रश्न
What is the direction of magnetic field at the centre of a coil carrying current in the anticlockwise direction?
Advertisements
उत्तर
Along the axis of coil outwards.
APPEARS IN
संबंधित प्रश्न
A wire, bent into a circle, carries current in an anticlockwise direction. What polarity does this face of the coil exhibit?
Which of the statement given below correctly describes the magnetic field near a long, straight current carrying conductor?
A magnet kept at the centre of two coils A and B is moved to and fro as shown in the diagram. The two galvanometers show deflection. State with a reason whether : x > y or x< y [x and y are magnitudes of deflection.]
Why is it that the magnetic field of a current-carrying coil having n turns, is ‘n’ times as large as that produced by a single turn (loop)?
State and illustrate the rule used for finding the polarity of the faces of a circular coil.
An induced emf is produced when a magnet is moved into a coil. The magnitude of induced emf does not depend on ____________.
If two circular coils can be arranged in any of the three situations as shown in the diagrams below, then their mutual induction will be:
Explain with the help of a labelled diagram the distribution of magnetic field due to a current through a circular loop. Why is it that if a current carrying coil has n turns the field produced at any point is n times as large as that produced by a single turn?
Explain the phenomenon of electromagnetic induction. Describe an experiment to show that a current is set up in a closed loop when an external magnetic field passing through the loop increases or decreases.
The correct pattern of magnetic field lines of the field produced by a current carrying circular loop is:
