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What is a Solenoid? Draw a Sketch to Show the Magnetic Field Pattern Produced by a Current-carrying Solenoid. - Science

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प्रश्न

What is a solenoid? Draw a sketch to show the magnetic field pattern produced by a current-carrying solenoid.

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उत्तर

Solenoid:
A solenoid is a long coil that contains large number of close turns of insulated copper wire.
The magnetic field pattern produced by a current-carrying solenoid is similar to the magnetic field produced by a bar magnet. 

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अध्याय 2: Magnetic Effects of Electric Current - Exercise 2 [पृष्ठ ८२]

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लखमीर सिंग Physics (Science) [English] Class 10
अध्याय 2 Magnetic Effects of Electric Current
Exercise 2 | Q 22.1 | पृष्ठ ८२

संबंधित प्रश्न

A positively-charged particle (alpha-particle) projected towards west is deflected towards north by a magnetic field. The direction of magnetic field is ______.


Which of the following correctly describes the magnetic field near a long straight wire?


When is the force experienced by a current-carrying conductor placed in a magnetic field largest?


State qualitatively the effect of inserting an iron core into a current-carrying solenoid.

 

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 a current-carrying conductor whose magnetic field pattern resembles that of a bar magnet?


Name and state the rule to determine the direction of magnetic field around a straight current-carrying conductor.


Name the type of magnet with which the magnetic field pattern of a current-carrying solenoid resembles


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°

 


State condition when magnitude of force on a current carrying conductor placed in a magnetic field is maximum?


When do you use (i) Fleming's left hand rule, and (ii) Fleming's right hand rule?

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.


State whether a magnetic field is associated or not around a static charge.


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


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


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


The diagram below shows a free conductor AB is kept in a magnetic field and is carrying current from A to B. (To avoid confusion complete path of the circuit is not shown) The direction of the force experienced by the conductor will be:


A current-carrying conductor of a certain length, kept perpendicular to the magnetic field experiences a force F. What will be the force if the current is increased four times, the length is halved and the magnetic field is tripled?


A copper conductor is placed over two stretched copper wires whose ends ate connected to a D.C. supply as shown in the diagram.

  1. What should be the magnetic poles at the points A and B lying on either side of the conductor to experience the force in the upward direction?
  2. Name the law used to find these polarities.


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