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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 ______.
विकल्प
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.
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संबंधित प्रश्न
Which of the following correctly describes the magnetic field near a long straight wire?
Observe the following figure:
If the current in the coil A is changed, will some current be induced in the coil B? Explain.
A current-carrying conductor is held in exactly vertical direction. In order to produce a clockwise magnetic field around the conductor, the current should passed in the conductor:
(a) from top towards bottom
(b) from left towards right
(c) from bottom towards top
(d) from right towards left
Which way does the wire in the diagram below tend to move?
Name three factors on which the magnitude of force on a current carrying conductor placed in a magnetic field depends and state how does the force depend on the factors stated by you.
The following diagram shows two parallel straight conductors carrying the same current. Copy the diagram and draw the pattern of the magnetic field lines around them showing their directions. What is the magnitude of the magnetic field at a point 'X' which is equidistant from the conductors? Give justification for your answer.
State whether a magnetic field is associated or not around a moving charge.
Write Fleming’s left hand rule.
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:
What does the direction of thumb indicate in the right-hand thumb rule. In what way this rule is different from Fleming’s left-hand rule?
