Advertisements
Advertisements
Question
State under what conditions force acting on a current carrying conductor which is freely suspended in a magnetic field can be maximum.
Solution
This force F is maximum when the magnetic field due to flow of current in the conductor and the given magnetic field B are perpendicular to each other.
APPEARS IN
RELATED QUESTIONS
Which of the following correctly describes the magnetic field near a long straight wire?
Name the rule for finding the direction of magnetic field produced by a straight current-carrying conductor.
State the form of magnetic field lines around a straight current-carrying conductor.
What type of core should be put inside a current-carrying solenoid to make an electromagnet?
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
When is the force experienced by a current-carrying conductor placed in a magnetic field largest?
State whether a magnetic field is associated or not around a moving charge.
The north pole of Earth’s magnet is in the ____________.
What do you know about Michael Faraday?
A copper conductor is placed over two stretched copper wires whose ends ate connected to a D.C. supply as shown in the diagram.
- 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?
- Name the law used to find these polarities.
