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Welcome to the Science Quiz 133
This is a timed quiz. You will be given 120 seconds to answer all questions. Are you ready?
120
The most effective and quickest may of making a magnet from soft iron is by?
Correct!
Wrong!
If a loop in a basic dc generator suddenly begins rotating at a faster speed, the induced voltage?
Correct!
Wrong!
When the current through the coil of an electromagnet reverses, the?
Correct!
Wrong!
When a solenoid is activated, the force that moves the plunger is?
Correct!
Wrong!
When the north poles of two bar magnets are brought close together, there will be?
Correct!
Wrong!
A keeper is used to?
Correct!
Wrong!
Paramagnetic materials have relative permeability?
Correct!
Wrong!
An electromagnetic field exists only when there is?
Correct!
Wrong!
Science Quiz 133
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