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Test your knowledge of electromagnetism and transformers with these vocabulary terms and questions related to the right-hand rule. Learn about solenoids, electric motors, galvanometers, EM induction, and more!
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Vocab Electromagnetism (EM) Right-Hand Rule Transformers 100 100 100 100 200 200 200 200 300 300 300 300 400 400 400 400 500 500 500 500
Is created when current flows through a wire coil wrapped around a pieced of iron
A long coil of wire with many loops used to create a large magnetic field What are two main ideas of the cell theory? This type of solution is characterized by water molecules moving into and out of the cell at the same rate
A device that converts electric energy to rotational kinetic energy
Maintaining conditions suitable for survival A device that is used to detect very small currents
The process in which current is generated in a wire due to the relative motion between the wire and the magnetic field
Of the following diagrams, the one most similar to what you would expect to see inside the iron of a solenoid
Of the following, the electromagnet that would produce the magnetic field with the maximum strength: one with 10 loops, 20 loops, or 40 loops How many electrons pass through a circuit in 1 second?
One of two ways to increase the magnitude of the magnetic field in an electromagnet
Of the following materials, the one that should be used in addition to a spool of wire to create an electromagnet: glass rod, iron rod, or wood rod
What happens to the electromagnet when you reverse the direction of current flow
The part of your hand that indicates the direction of the current when using the right-hand rule
The direction of the magnetic field above the following wire if the current is flowing to the right
The direction of the magnetic field inside the following loop if the arrow indicates the direction of the current What is the attractive force between water molecules called? Strands of DNA; contain directions for making protein
The direction of the magnetic field to the left of the following wire if current is flowing upward
The direction of current if the direction of the magnetic field is clockwise
The relationship between the number of turns on the primary coil compared to the number of turns on the secondary coil of a step-down transformer
A transformer can step this up but in no way can step up this
How power delivered to the secondary circuit relates to the power delivered to the primary circuit of a transformer
A step-up transformer does this to voltage and this to current
The voltage across the secondary circuit of a step-up transformer that has 250 turns on its primary coil, 7000 turns on its secondary coil, and a primary voltage of 18.0 V
Final Jeopardy
