What returns should you expect from your debt funds?

The last two years of turmoil in the debt fund space may have left you wondering what returns to expect from debt funds. Will debt funds beat FD? Or would their returns hover somewhere around their yield (yield to maturity) as promised by some? Are double-digit returns possible in debt? Use this analysis to set more realistic expectations from debt funds instead of a vague 8% or 9% return you may have in mind.