Magnetic Flux and Density Multiple Choice Questions (MCQ) PDF Download

MCQ 1: Strength of magnetic field is known as

1. flux
2. density
3. magnetic strength
4. magnetic flux density

MCQ 2: F = BIL can only be used if the magnetic field and electric current are

1. at right angles to each other
2. in same direction
3. anti-parallel to each other
4. anti-perpendicular to each other

MCQ 3: 1 Tesla is equal to

1. 50 N A^-1 m^-1
2. 100 N A^-1 m^-1
3. 1 N A^-1 m^-1
4. 1000 N A^-1 m^-1

MCQ 4: Flux density is defined by

1. FIL
2. F⁄(IL)
3. IL
4. I⁄FL

MCQ 5: If the Earth's magnetic field lines pass through the Hall probe in opposite direction, then the change in reading of voltmeter is

1. thrice the Earth's magnetic flux density
2. four times the Earth's magnetic flux density
3. five times the Earth's magnetic flux density
4. twice the Earth's magnetic flux density