Question
Download Solution PDFएक 400V, 3-फेज, स्टार-संयोजित तुल्यकालिक मोटर में 0.04 OHMS के प्रभावी प्रतिरोध पर 200A की आर्मेचर धारा है। अर्ध-पूर्ण भार पर लघु परिपथ भार क्षय _________ होगा।
Answer (Detailed Solution Below)
Detailed Solution
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तांबे का क्षय इस प्रकार दिया गया है:
P1 = I2 x R
आधे भार पर:
P2 = (0.5I)2 x R = 0.25(I2 x R)
आधे भार पर लघु परिपथ भार क्षय होगा:
P = 0.25(I2 x R) - (I2 x R) = -0.75(I2 x R)
केवल परिमाण पर विचार करके:
P = 0.75(I2 x R)
गणना
दिया गया है, I = 200A
R = 0.04Ω
P = 0.75 x (200)2 x 0.04
P = 1200 W
Last updated on Jun 16, 2025
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