मराठी

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 - Science

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प्रश्न

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

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उत्तर

anticlockwise

Because anticlockwise flow of current induces north polarity.

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पाठ 2: Magnetic Effects of Electric Current - Exercise 2 [पृष्ठ ८३]

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लखमीर सिंह Physics (Science) [English] Class 10
पाठ 2 Magnetic Effects of Electric Current
Exercise 2 | Q 35 | पृष्ठ ८३

संबंधित प्रश्‍न

The magnetic field in a given region is uniform. Draw a diagram to represent it.


The magnetic field inside a long straight solenoid-carrying current ______.


State Fleming’s left-hand rule.


What is the shape of a current-carrying conductor whose magnetic field pattern resembles that of a bar magnet?


The magnetic field associated with a current-carrying straight conductor is in anticlockwise direction. If the conductor was held along the east-west direction, what will be the direction of current through it? Name and state the rule applied to determine the direction of current?

 

 


A current-carrying conductor is held in exactly vertical direction. In order to produce a clockwise magnetic field around the conductor, the current should passed in the conductor:

(a) from top towards bottom
(b) from left towards right
(c) from bottom towards top
(d) from right towards left 


 A current-carrying conductor is placed perpendicularly in a magnetic field. Name the rule which can be used to find the direction of force acting on the conductor.


The force exerted on a current-carrying wire placed in a magnetic field is zero when the angle between the wire and the direction of magnetic field is: 

 45°
 60°
 90°
 180°

 


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?


Name three factors on which the magnitude of force on a current carrying conductor placed in a magnetic field depends and state how does the force depend on the factors stated by you.


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.

Name an instrument which makes use of the principle stated above.


Differentiate between conductors and insulators.


State under what conditions force acting on a current carrying conductor which is freely suspended in a magnetic field can be Zero.


When current is parallel to a magnetic field, then force experience by the current-carrying conductor placed in a uniform magnetic field is ____________.


The direction of force on a current carrying conductor in a magnetic field is given by ____________.


For a current in a long straight solenoid N- and S-poles are created at the two ends. Among the following statements, the incorrect statement is


What do you know about Michael Faraday?


Assertion (A): A magnetic field exerts a force on a moving charge in the same direction as the direction of the field itself.
Reason (R): The direction of force is given by Fleming’s left-hand rule.


Observe the given figure of Fleming's Left Hand Rule and write the labels of 'A' and 'B':


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