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प्रश्न
What are the various ways in which the strength of magnetic field produced by a current-carrying circular coil can be increased?
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उत्तर
Ways to increase the strength of magnetic field produced by a current-carrying circular coil:
1. By increasing the current passing through the coil
2. By decreasing the radius of the coil
3. By increasing the number of turns of wire in the coil
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संबंधित प्रश्न
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 Fleming’s left-hand rule.
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.
State Fleming’s left hand rule.
What is a solenoid? Draw a sketch to show the magnetic field pattern produced by a current-carrying solenoid.
Name the type of magnet with which the magnetic field pattern of a current-carrying solenoid resembles
List three ways in which the magnetic field strength of a current-carrying solenoid can be increased?
A soft iron bar is inserted inside a current-carrying solenoid. The magnetic field inside the solenoid:
(a) will decrease
(b) will increase
(c) will become zero
(d) will remain the same
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?
What happens when a current-carrying conductor is placed in a magnetic field?
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°
force experienced by a current-carrying straight conductor placed in a magnetic field which is perpendicular to it.
Name and state the rule of determine the direction of force experienced by a current carrying straight conductor placed in a uniform magnetic field which is perpendicular to it.
The north pole of Earth’s magnet is in the ____________.
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 shape of the magnetic field lines produced by a current-carrying conductor is ____________.
Describe the activity that shows that a current-carrying conductor experiences a force perpendicular to its length and the external magnetic field. How does Fleming’s left-hand rule help us to find the direction of the force acting on the current carrying conductor?
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?
Observe the given figure of Fleming's Left Hand Rule and write the labels of 'A' and 'B':
An alpha particle enters a uniform magnetic field as shown. The direction of force experienced by the alpha particle is ______.
