In a three-phase four-wire system, phase-to-phase voltage is what multiple of phase-to-neutral voltage?

• A. Phase-to-phase voltage is larger than phase-to-neutral voltage by a factor of 1.732.
• B. Phase-to-neutral voltage is larger than phase-to-phase voltage by a factor of 1.732.
• C. They are equal.
• D. Phase-to-phase voltage is smaller by a factor of 0.5.

Answer: (A)