Answer the following statement(s) true (T) or false (F)
1. The magnetic effects of magnets are concentrated at their poles.
2. A magnetic field consists of lines of force, which are called the magnetic flux.
3. In the accompanying figure the conductor will tend to move down.
4. For any electromagnet, as the current in the conductor increases, the magnetic flux generated by the electromagnet decreases.
1. True
2. True
3. True
4. False
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