General Studies · Metrology and Measurements
सतह के खुरदरेपन (surface roughness) को मापने के लिए निम्नलिखित में से किस उपकरण का उपयोग किया जाता है?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1ऑप्टिकल स्क्वायर (Optical square)
- 2क्लिनोमीटर (Clinometer)
- 3ऑटो-कॉलीमीटर (Auto-collimator)
- 4प्रोफाइलोमीटर (Profilometer)✓
सही उत्तर देखें
प्रोफाइलोमीटर (Profilometer)
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