In a transformer, the core loss is 120 𝑊 at 40 Hz and 82.5 𝑊 at 30 Hz . Both losses are measured at the same flux density. The hysteresis and eddy current losses at 50 Hz will be:
A. 100 𝑊 and 62.5 𝑊
B. 95 𝑊 and 62.5 𝑊
C. 100 𝑊 and 52.5 𝑊
D. 95 𝑊 and 52.5 𝑊
Answer:A
In a transformer, the core loss is 120 𝑊 at 40 Hz and 82.5 𝑊 at 30 Hz . Both losses are measured at the same flux density. The hysteresis and eddy current losses at 50 Hz will be:
A. 100 𝑊 and 62.5 𝑊 B. 95 𝑊 and 62.5 𝑊 C. 100 𝑊 and 52.5 𝑊 D. 95 𝑊 and 52.5 𝑊