Physics · Fluid Mechanics

यदि एक ओगी स्पिलवे (ogee spillway) पर वास्तविक ऑपरेटिंग हेड इसके डिज़ाइन हेड से अधिक हो जाता है, तो:

Verified Solution4 OptionsUpdated: October 2026👁️1 View

1स्पिलवे का डिस्चार्ज गुणांक काफी कम हो जाएगा
2क्रेस्ट पर दाब धनात्मक रूप से बढ़ेगा
3क्रेस्ट पर दाब ऋणात्मक (sub-atmospheric) हो जाएगा, जिससे कैविटेशन (cavitation) हो सकता है✓
4क्रेस्ट पर दाब स्थिर वायुमंडलीय होगा

सही उत्तर देखें

क्रेस्ट पर दाब ऋणात्मक (sub-atmospheric) हो जाएगा, जिससे कैविटेशन (cavitation) हो सकता है

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