A. √(ΔT1 . ΔT2)
B. 2 (ΔT1 . ΔT2)/(ΔT1 + ΔT2)
C. 2 (ΔT1 . ΔT2)/(ΔT1 – ΔT2)
D. (ΔT1 – ΔT2)/(ΔT1 . ΔT2)
Correct Answer: 2 (ΔT1 . ΔT2)/(ΔT1 + ΔT2) ✔
Last Updated: March 03, 2019
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