1.

Mention the phase condition that leads to sustained oscillation

A. ∠-Aß =0
B. All of the mentioned
C. ∠-Aß = multiple of 2π
D. ∠Aß = odd multiple of π
Answer» C. ‚Äö√Ñ√∂‚àö‚Ć‚Äö√тĆ-A‚Äö√†√∂‚àö¬∫ = multiple of 2‚âà√¨‚àö√ë


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