Practice question
ब्रिटिश एसोसिएशन (BA) स्क्रू चूड़ियों के लिए मानक अंतर्विष्ट थ्रेड कोण (thread angle) कितना होता है?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 129°
- 260°
- 347.5°✓
- 455°
सही उत्तर देखें
47.5°
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