Integrated Science an der Universität Hamburg | Karteikarten & Zusammenfassungen

Lernmaterialien für Integrated Science an der Universität Hamburg

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What is resistance?
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The ratio of voltage across a component to the current



Formula- R=V/I
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What is a resistor?
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A resistor is a component with a known value of resistance 

An electrical component of fixed resistance 
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What does in series mean?
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Describes components connected end-to-end in a circuit
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What does in parallel mean?
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Describes components connected side-by-side in a circuit 
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What is an electromagnet?
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A coil of wire, often with an iron core, that becomes magnetized when a current flows in it
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What is a solenoid?
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Another name for the could in a electromagnet 
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How can you make a magnetic field stronger?
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By winding up the wire into a coil, this concentrates the field into smaller space

that is called a solenoid 
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What is a magnetic field?
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A region where magnetic material feels a force
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What is a compass?
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A device with a magnetized needle that turns to show the direction of the magnetic field 
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What is a  permanent magnet?
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Something like a bar magnet that retains its magnetism 
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What is a temporary magnet?
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A magnet such as a electromagnet which is only magnetized when their is electric current 
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What is a fuse 
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A fuse is a component in a circuit, the fuse wire melts when it's too big, breaking the circuit 
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Beispielhafte Karteikarten für deinen Integrated Science Kurs an der Universität Hamburg - von Kommilitonen auf StudySmarter erstellt!

Q:
What is resistance?
A:
The ratio of voltage across a component to the current



Formula- R=V/I
Q:
What is a resistor?
A:
A resistor is a component with a known value of resistance 

An electrical component of fixed resistance 
Q:
What does in series mean?
A:
Describes components connected end-to-end in a circuit
Q:
What does in parallel mean?
A:
Describes components connected side-by-side in a circuit 
Q:
What is an electromagnet?
A:
A coil of wire, often with an iron core, that becomes magnetized when a current flows in it
Mehr Karteikarten anzeigen
Q:
What is a solenoid?
A:
Another name for the could in a electromagnet 
Q:
How can you make a magnetic field stronger?
A:
By winding up the wire into a coil, this concentrates the field into smaller space

that is called a solenoid 
Q:
What is a magnetic field?
A:
A region where magnetic material feels a force
Q:
What is a compass?
A:
A device with a magnetized needle that turns to show the direction of the magnetic field 
Q:
What is a  permanent magnet?
A:
Something like a bar magnet that retains its magnetism 
Q:
What is a temporary magnet?
A:
A magnet such as a electromagnet which is only magnetized when their is electric current 
Q:
What is a fuse 
A:
A fuse is a component in a circuit, the fuse wire melts when it's too big, breaking the circuit 
Integrated Science

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