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This is a timed quiz. You will be given 120 seconds to answer all questions. Are you ready?
120
The materials having low retentivity are suitable for making
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Wrong!
A magnetic field exists around
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Wrong!
If the steel disk in a crankshaft position sensor has stopped with the tab in the magnet's air gap, the induced voltage
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Wrong!
Strength of an electromagnet can be increased by
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Wrong!
The magnetism left in the iron after exciting field has been removed is known as
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Wrong!
The retentivity (a property) of material is useful for the construction of
Correct!
Wrong!
Which of the following is not a unit of flux?
Correct!
Wrong!
Temporary magnets are used in
Correct!
Wrong!
Science Quiz 84
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