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An alternating source V=260 sin(628t) V is connected across a pure inductor of 5 mH. The inductive reactance is

Asked in JEE Main 31st Jan 2nd Shift 2023 · Reactance and frequency

• (1) 3.14 Ω
• (2) 6.28 Ω
• (3) 0.318 Ω
• (4) 0.5 Ω

Step-by-step solution

Why the other options are wrong

• (2) Doubles ω L unnecessarily.
• (3) Uses 1/(ω L) (the capacitor formula).
• (4) Uses fL-type slip instead of ω L.

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