he magnetic flux is used to calculate the induced emf. () 2. An emf is induced only when the magnetic flux through a coil remains constant over time. () 3. Lenz's law tells us: an induced current always flows in a direction that opposes the change that caused it. () 4. An electrical generator converts mechanical energy into electrical energy. () 5. The SI unit of measure for inductance is the Henry. () 6. A transformer is used to change resistance from one value to another in an alternating current. () 7. Electromagnetic waves are generated by oscillating electrical charges. () 8. Electromagnetic waves carry energy and linear momentum. () 9. A radio wave of frequency 5.00MHz has a wavelength of approximately equal to 40.0m. () 10. Visible light is a part of the electromagnetic spectrum that the human eye can detect.
Write the letter C for true or the letter F for false for the following sentences
()The magnetic flux is used to calculate the induced emf.
() 2. An emf is induced only when the magnetic flux through a coil remains constant over time.
() 3. Lenz's law tells us: an induced current always flows in a direction that opposes the change that caused it.
() 4. An electrical generator converts mechanical energy into electrical energy.
() 5. The SI unit of measure for inductance is the Henry.
() 6. A transformer is used to change resistance from one value to another in an alternating current.
() 7.
() 9. A radio wave of frequency 5.00MHz has a wavelength of approximately equal to 40.0m. () 10. Visible light is a part of the electromagnetic spectrum that the human eye can detect.
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