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WorksheetsMagnetism
Total questions: 10
Worksheet time: 5mins
What causes magnetism?
the sun
moving neutrons
moving charges
friction
A current carrying wire lies between the poles of
two magnets, as shown. What is the direction of the force on the wire?
Into the plane of the paper
Out of the plane of the paper
Towards the N-pole
To the right
In order to increase the magnitude of B in straight current carrying conductor by a factor of 2, we have to
increase the current by a factor of 4
decrese the distance by a factor of 2
When lines of magnetic field are closer, the strength of magnetic field is ___________________
weaker
stronger
change
neutral
The area around a magnet which the magnetic force can be detected is called :
force field
magnetic field
neutral field
area field
Choose the correct methods when using right hand grip rule.
thumb follow the direction of electric current
curled finger shows the direction of the magnetic field.
magnetic field lines cross with one another
Which of the following is correct about magnetic field lines?
(more than one)
leave the South pole and enter the North pole
intersect each other
greater at the poles
the number of lines indicates the stronger field
