magnetic flux extra questions

what is the unit of magnetic flux

• Wb

• W

• T

• wb/m²

What is the term for the magnetic field lines that pass

perpendicularly through any surface?

• Magnetic flux density

• Magnetic flux

• The electromotive force.

• Electromagnetic induction

Which of the following diagrams has the largest magnetic flux?

• 
• 
• 
• 

Tags

NGSS.HS-PS2-5

NGSS.HS-PS3-5

What is the relation between the magnetic flux in these two

figures?

• ɸ1> ɸ2

• ɸ1< ɸ2

• ɸ1 =ɸ2

• ɸ1- ɸ2 =0

Tags

NGSS.HS-PS2-5

NGSS.HS-PS3-5

A coil of wire of 10 turns has across sectional area of 0.08 m2. A magnetic field of 0.4T passes through the coil perpendicular to the plane of the coil. What is the total magnetic flux through the coil?

• 0 Wb

• 0.16 wb

• 0.27 Wb

• 0.32 Wb

Tags

NGSS.HS-PS3-5

A coil of wire of 20 turns has across sectional area of 0.1 m². A magnetic field of 0.5T passes through the coil parallel to the plane of the coil. What is the total magnetic flux through the coil?

• 0 Wb

• 0.5 Wb

• 0.86 Wb

• 1 Wb

Tags

NGSS.HS-PS3-5

A uniform magnetic field its intensity is 3x10^-3 T pass an

area of coil with 100 turns which makes 60 angle with the coil. What is the area of the coil if the magnetic flux is 0.15 Wb?

• 0 m²

• 0.5 m²

• 0.57 m²

• 1 m²

The diagram shows four loops (A, B, C, D) are placed in uniform magnetic field B. use the values in tis diagram then order the values of magnetic flux ascending.

(Hint: circle area A= π r²)

• ɸ_A < ɸ_B < ɸ_C < ɸ_D

• ɸ_D < ɸ_B < ɸ_C < ɸ_A

• ɸ_D < ɸ_C < ɸ_B < ɸ_A

• ɸ_A < ɸ_B < ɸ_D < ɸ_C

Tags

NGSS.HS-PS2-5

NGSS.HS-PS3-5