एक 10 hp, 600 rpm DC शंट मोटर, 500 V पर 18 A की लाइन धारा लेती है। 1 hp = 735.5 W मानते हुए मोटर की दक्षता जात कीजिए।

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MPPGCL JE Electrical 19 March 2019 Shift 2 Official Paper
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  1. 78.1%
  2. 71.8%
  3. 81.7%
  4. 82.8%

Answer (Detailed Solution Below)

Option 3 : 81.7%
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MPPGCL JE Electrical Full Test 1
100 Qs. 100 Marks 120 Mins

Detailed Solution

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संप्रत्यय

मोटर की दक्षता इस प्रकार दी जाती है:

% η

परिगणना

दिया गया है, Pout = 10 x 735.5 = 7355 W

Pin = 500 x 18 = 9000 W

% η

% η

% η = 81.7%

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