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WorksheetsElectricity and Magnetism - Physics Quiz
Total questions: 10
Worksheet time: 2mins
Sometimes a red dot is etched on the ___________ pole of a magnet.
South pole
North pole
Both of these
None of these
A ____________ Physicist, named ________________ discovered the Electromagnet in ______.
Danish, Hans Christian Oersted, 1819
Danish, Niels Bohr, 1824
Danish, Ben Roy Mottelson, 1821
Danish, Hans Christian Oersted, 1821
The cylindrical coil in an electromagnet, which behaves like a magnet is called as _____________.
Molenoid
Solenoid
Polenoid
None of these
For a permanent electromagnet, (a) is used as the core.
Part no. 3 in the given figure, represents _____________.
Bell push
Adjusting screw
Armature
Metallic springy strip
(a) is the angle of the horizontal plane between the magnetic north and the true north.
The path along which the electricity flows is called the ____________.
Current
Circuit
Wire
Magnetic field
Which of these is true?
Electrons move from an uncharged conductor to an negatively charged conductor.
Electrons move from a negatively charged conductor to a positively charged conductor.
Electrons move from a positively charged conductor to an uncharged conductor.
Electrons move from a positively charged conductor to a negatively charged conductor.
What is the unit in which the rate of flow of charge is measured?
Ampere
Mole
Candela
Watt
When the direction of current is clockwise, that end becomes the ___________ pole.
North pole
South pole
