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प्रश्न
A flat coil ABCD is freely suspended between the pole of a U-shaped permanent magnet with the plane of coil parallel to the magnetic field.
When will coil come to rest?
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उत्तर
The coil will come to rest when their plane become normal to the magnetic field.
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संबंधित प्रश्न
State the rule to determine the direction of a force experienced by a current-carrying straight conductor placed in a magnetic field which is perpendicular to it.
Observe the following figure:
If the current in the coil A is changed, will some current be induced in the coil B? Explain.
State whether the following statement is true or false:
The magnetic field inside a long circular coil carrying current well be parallel straight lines.
What is the shape of field lines inside a current-carrying solenoid? What does the pattern of field lines inside a current-carrying solenoid indicate?
The diagram given below represents magnetic field caused by a current-carrying conductor which is:
(a) a long straight wire
(b) a circular coil
(c) a solenoid
(d) a short straight wire
The front face of a circular wire carrying current behaves like a north pole. The direction of current in this face of circular wire is:
(a) clockwise
(b) downwards
(c) anticlockwise
(d) upwards
If the current in a wire is flowing in the vertically downward direction and a magnetic field is applied from west to east, what is the direction of force in the wire?
What is the force on a current-carrying wire that is parallel to a magnetic field? Give reason for your answer.
A flat coil ABCD is freely suspended between the pole of U-shaped permanent magnet with the plane of coil parallel to the magnetic field.
What happens when a current is passed in the coil?
Which of the following pattern correctly describes the magnetic field around a long straight wire carrying current?
