Q. The relation between the direction of current and the direction of magnetic field is ________

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Q. The relation between the direction of current and the direction of the force is _________

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Q. Magnetic field lines seek the path of __________ resistance.

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Q. Magnetic field lines form _________ loops from pole to pole.

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Q. Do magnetic flux lines intersect?

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Q. Inside the magnet, field lines travel from?

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Q. Lines of magnetic flux which are parallel and in the same direction __________ each other.

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Q. More the number of magnetic flux lines _______ is the force of the magnet.

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Q. Magnetic field is strong when____________

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Q. The force existing between two infinite parallel conductors is inversely proportional to ________

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Q. When the distance of operation between the two conductors increases, what happens to the force between the two conductors?

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Q. Magnetic field at a point d distance away from long wire due to electric current i in it is ____________

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Q. The force per unit length existing between two infinite parallel conductors is given by ___________

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Q. If the radius of the current carrying conductor increases, what is the effect on the force?

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Q. If current of conductor increases, what is the effect on the force?

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Q. If length of current carrying conductor increases, what is the effect on the force?

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Q. The magnetic field strength of a solenoid can be increased by inserting which of the following materials as the core?

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Q. If a coil is wound around a steel core and electric current is passed through the coil, the steel core acts as a?

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Q. What is the formula for the magnetic field due to a solenoid?

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Q. What happens to the magnetic field in the solenoid when the number of turns increases?

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