Physics · Optical Instruments
फोटोमीटर (Photometer) एक ऐसा उपकरण है जिसका उपयोग मुख्य रूप से निम्नलिखित में से किसे मापने के लिए किया जाता है?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1वायुमंडलीय दबाव और ऊंचाई
- 2प्रकाश की तीव्रता (Intensity of light)✓
- 3विद्युत विभवांतर
- 4तरल का घनत्व
सही उत्तर देखें
प्रकाश की तीव्रता (Intensity of light)
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