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प्रश्न
If the strength of the current flowing through a wire is increased, the strength of the magnetic field produced by it ______.
पर्याय
decreases
increases
remains the same
first increases then decreases
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उत्तर
If the strength of the current flowing through a wire is increased, the strength of the magnetic field produced by it increases.
Explanation:
The amount of current passing through the conductor directly correlates with the magnetic field generated.
APPEARS IN
संबंधित प्रश्न
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.
Name the type of magnet with which the magnetic field pattern of a current-carrying solenoid resembles.
For Fleming's left-hand rule, write down the three things that are 90° to each other, and next to each one write down the finger or thumb that represents it.
State two ways to increase the force on a current-carrying conductor in a magnetic held.
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
How will the direction of force be changed, if the current is reversed in the conductor placed in a magnetic field?
State under what conditions force acting on a current carrying conductor which is freely suspended in a magnetic field can be maximum.
The strength of magnetic field around a current-carrying conductor is ____________.
Assertion (A): A magnetic field exerts a force on a moving charge in the same direction as the direction of the field itself.
Reason (R): The direction of force is given by Fleming’s left-hand rule.
