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State Whether the Following Statement is True Or False: the Magnetic Field Inside a Long Circular Coil Carrying Current Well Be Parallel Straight Lines. - Science

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प्रश्न

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

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उत्तर

True.
The magnetic field inside a long circular coil carrying current will be in the form of parallel straight lines.

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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 8 | पृष्ठ ८२

संबंधित प्रश्न

Consider a circular loop of wire lying in the plane of the table. Let the current pass through the loop clockwise. Apply the right-hand rule to find out the direction of the magnetic field inside and outside the loop.


Which of the following property of a proton can change while it moves freely in a magnetic field? (There may be more than one correct answer.)


State whether the following statement is true or false

The field at the centre of a long circular coil carrying current will be parallel straight lines.


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


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?


Draw the magnetic lines of force due to a circular wire carrying current. 


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


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?


 List three ways in which the magnetic field strength of a current-carrying solenoid can be increased?


The magnetic field lines in the middle of the current-carrying solenoid are?

(a) circles
(b) spirals
(c) parallel to the axis of the tube
(d) perpendicular to the axis of the tube


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°

 


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 


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?


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 ____________.


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


A copper wire is held between the poles of a magnet

The current in the wire can be reversed. The pole of the magnet can also be changed over. In how many of the four directions shown can the force act on the wire?


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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