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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? - Science

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प्रश्न

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?

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उत्तर

By applying Fleming's left-hand rule, we find that the force will act in south direction.

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अध्याय 2: Magnetic Effects of Electric Current - Exercise 3 [पृष्ठ ९३]

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लखमीर सिंग Physics (Science) [English] Class 10
अध्याय 2 Magnetic Effects of Electric Current
Exercise 3 | Q 33 | पृष्ठ ९३

संबंधित प्रश्न

Imagine that you are sitting in a chamber with your back to one wall. An electron beam, moving horizontally from back wall towards the front wall, is deflected by a strong magnetic field to your right side. What is the direction of magnetic field?


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

 

Name the rule for finding the direction of magnetic field produced by a straight current-carrying conductor.


State whether the following statement is true or false:
The magnetic field inside a long circular coil carrying current well be parallel straight lines.


Describe how you will locate a current-carrying wire concealed in a wall.


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


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 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 horizontal wire carries a current as shown in Figure below between magnetic poles N and S: 

  

Is the direction of the force on the wire due to the magnet:

(a) in the direction the current
(b) vertically downwards
(c) opposite to the current direction
(d) vertically upwards 


What is the force on a current-carrying wire that is parallel to a magnetic field? Give reason for your answer. 


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


State the unit of magnetic field in terms of the force experienced by a current carrying conductor placed in a magnetic field


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.


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:


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


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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