Magnetic Flux Quiz 1

What is the formula for magnetic flux (Φ)?

• a) Φ=𝐵-𝐴

• b) Φ=𝐵𝐴 cos 𝜃

• c) Φ=𝐵+𝐴+𝜃

• d) Φ=B⋅A⋅sin θ

If the magnetic field (B) is 2 T, the area (A) is 3 m², and the angle (θ) is 0°, what is the magnetic flux (Φ)?

• a) 0 Wb

• b) 3 Wb

• c) 6 Wb

• d) 12 Wb

For a magnetic field (B) of 4 T and an area (A) of 5 m² with an angle (θ) of 90°, the magnetic flux (Φ) is:

• a) 0 Wb

• b) 20 Wb

• c) 10 Wb

• d) 5 Wb

Given B=1 T, A=2 m², and θ=60 ∘, calculate the magnetic flux (Φ).

• a) 33 Wb

• b) 1 Wb

• c) 2323 Wb

• d) 0.5 Wb

A magnetic field of 3 T is at an angle of 30° to a surface area of 4 m². What is the magnetic flux?

• a) 12 Wb

• b) 6 Wb

• c) 3 Wb

• d) 10.39 Wb

What happens to the magnetic flux if the angle between the magnetic field and the area increases?

• a) Increases

• b) Decreases

• c) Stays the same

• d) Becomes zero

For an angle of 180° between the magnetic field and the area vector, the magnetic flux is:

• a) Maximum

• b) Minimum

• c) Zero

• d) Negative maximum

When the magnetic field is perpendicular to the area (θ = 0°), the magnetic flux is:

• a) Minimum

• b) Maximum

• c) Zero

• d) Undefined