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WorksheetsStarter Quiz
Total questions: 16
Worksheet time: 12mins
Give the name of 4 reporter?
(a)
The shape of the magnetic field around a wire carrying a current depends on the direction of the current. Is this true or false?
False
True
Maybe
The Direction of the magnetic field around a wire carrying a current depends on the direction of the current. Is this true or false?
False
True
Maybe
What is another name for a twisting force?
Push
Pull
Torque
Friction
What connects the battery to the commutator?
Carbon brush
Magnetic field
Connecting Wire
Wire loop
Which of the following best describes the action of a commutator?
To reverse the current in the coil every half-turn
To connect the battery to the brushes
To interrupt the current in a coil every half turn
To reverse the magnetic field of the magnet every half turn.
If a motor was running with just one coil, which of the following would correctly describe its motion?
It would run smoothly at constant speed
It would run at a very high speed
It would run unevenly
It would run very slowly
Which of the following does NOT directly affect the speed of rotation of a moto?
Magnet's magnetic field
Resistance of the carbon brushes
Applied voltage
Number of turns of wire in the coil
When the starter motor is not energizer, it remains engaged with the flywheel. Is this True or False?
True
False
Maybe
Converts electrical energy into rotational kinetic energy
(a)
Identify the missing parts
(a)
Identify this part
(a)
The shape of the magnetic field around a wire carrying a current depends on the direction of the current. Is this true or false?
False
True
Maybe
Identify this part
(a)
The shape of the magnetic field around a wire carrying a current depends on the direction of the current. Is this true or false?
False
True
Maybe
The shape of the magnetic field around a wire carrying a current depends on the direction of the current. Is this true or false?
False
True
Maybe
