General Studies · Metrology and Inspection
सतह की बनावट (surface texture) को मापते समय, प्रोफिलोमीटर का वह भाग जो वर्कपीस की सतह के संपर्क में आता है, वह _____ है।
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- 1एक रिकॉर्डिंग इकाई (a recording unit)
- 2एक विद्युत पिकअप (an electrical pickup)
- 3एक बारीक नुकीला स्टाइलस (a finely pointed stylus)✓
- 4एक मोटर चालित तंत्र (a motorised mechanism)
सही उत्तर देखें
एक बारीक नुकीला स्टाइलस (a finely pointed stylus)
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