A solenoid has a core of a material with relative permeability of 500. The windings of the solenoid are insulated from the core and carry a current of 2 A. If the number of turns is 1000 per meter, then magnetisation is
A
7.78 × 10⁵ A m⁻¹
B
8.88 × 10⁵ A m⁻¹
C
9.98 × 10⁵ A m⁻¹
D
10.2 × 10⁵ A m⁻¹

Question

A solenoid has a core of a material with relative permeability of 500. The windings of the solenoid are insulated from the core and carry a current of 2 A. If the number of turns is 1000 per meter, then magnetisation is

A

7.78 × 10⁵ A m⁻¹

B

8.88 × 10⁵ A m⁻¹

C

9.98 × 10⁵ A m⁻¹

D

10.2 × 10⁵ A m⁻¹

Accepted Answer

9.98 × 10⁵ A m⁻¹

Answer

7.78 × 10⁵ A m⁻¹

Answer

8.88 × 10⁵ A m⁻¹

Answer

10.2 × 10⁵ A m⁻¹

STANDARD Physics Magnetisation MCQ Question

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