Question

An unusual lightning strike has a vertical portion with a current of -400 A downwards. The Earth's magnetic field at that location is parallel to the ground and has a magnitude of 30 ?T. Calculate, in N, the force exerted by the Earth's magnetic field on the 25-m-long current.

Name: An unusual lightning strike has a vertical portion with a current of -400 A downwards. The Earth's magnetic field at that location is parallel to the ground and has a magnitude of 30 ?T. Calculate, in N, the force exerted by the Earth's magnetic field on the 25-m-long current.
Uploaded: 2022-05-14T16:56:58-08:00
Duration: 1 min 9 s
Channel: Ivan Kochetkov
Description: An unusual lightning strike has a vertical portion with a current of -400 A downwards. The Earth's magnetic field at that location is parallel to the ground and has a magnitude of 30 ?T. Calculate, in N, the force exerted by the Earth's magnetic field on the 25-m-long current.

          An unusual lightning strike has a vertical portion with a current of -400 A downwards. The Earth's magnetic field at that location is parallel to the ground and has a magnitude of 30 ?T. Calculate, in N, the force exerted by the Earth's magnetic field on the 25-m-long current.

An unusual lightning strike has a vertical portion with a current of -400 A downwards. The Earth's magnetic field at that location is parallel to the ground and has a magnitude of 30 ?T. Calculate, in N, the force exerted by the Earth's magnetic field on the 25-m-long current.

Added by George G.

University Physics with Modern Physics

Hugh D. Young 14th Edition

Instant Answer

Solved by Expert Ivan Kochetkov

05/14/2022

Step 1

Given: Current (I) = -400 A Earth's magnetic field (B) = 30 μT = 30 x 10^-6 T Length of current (L) = 25 m Show more…

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An unusual lightning strike has a vertical portion with a current of -400 A downwards. The Earth's magnetic field at that location is parallel to the ground and has a magnitude of 30 uT. Calculate, in N, the force exerted by the Earth's magnetic field on the 25 m long current.