Question

The overall del factor (Δ) may be represented as

a.

Δoverall = Δheating + Δholding- Δcooling

b.

Δoverall = Δheating + Δholding+ Δcooling

c.

Δoverall = Δheating - Δholding+ Δcooling

d.

Δoverall = Δheating - Δholding- Δcooling

Answer: (b).Δoverall = Δheating + Δholding+ Δcooling

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Q. The overall del factor (Δ) may be represented as

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