A student wants to increase the magnetic field strength around a straight current-carrying conductor. Which combination of changes will achieve this most effectively?

Subject: General Awareness | Topic: Science | Difficulty: MEDIUM

Options

1. (A) Changing the observation point to any location while keeping the current constant
2. (B) Taking the observation point away from the conductor while reducing the current
3. (C) Bringing the observation point near the conductor while increasing the current
4. (D) Increasing the current while taking the observation point far away

Verified Answer

Option (C): Bringing the observation point near the conductor while increasing the current

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