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Posted: **Tue May 24, 2022 9:11 am**

: A Transformer Has Its Maximum Efficiency Of 0 98 At 15kva Unity Power Factor Load Find The All Day Efficiency For The F 1 (125.86 KiB) Viewed 14 times

A transformer has its maximum efficiency of 0.98 at 15KVA unity power factor load. Find the All Day Efficiency for the following loading cycle: 2KW at 0.5 power factor for 12 Hours 12KW at 0.8 power factor for 6 Hours 18KW at 0.9 power factor for 6 Hours