Physics · Sound

धातु के ब्लॉकों में दरारों और दोषों का पता लगाने के लिए निम्नलिखित में से किस तरंग का उपयोग किया जाता है?

Verified Solution4 OptionsUpdated: October 2026👁️1 View

सही उत्तर देखें

पराश्रव्य तरंगें (Ultrasound)

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