Q. Permeability of vacuum is given as _________. (A) 4 × 10−7 H/m (B) 14 × 10−7 H/m (C) 4 × 10−9 H/m (D) 14 × 10−9 H/m 👁️ Show Answer 💬 Discuss 🔗 Share ⚡Menu ✅ Correct Answer: (A) 4 × 10−7 H/m