General Studies · Refrigeration and Air Conditioning
प्रशीतन सेवा में उपयोग किया जाने वाला कंपाउंड गेज (compound gauge) किसे मापने के लिए डिज़ाइन किया गया है?
- 1केवल उच्च दाब
- 2तापमान और आर्द्रता एक साथ
- 3दाब (psig) और वैक्यूम (in. Hg) दोनों✓
- 4रेफ्रिजरेंट प्रवाह दर
सही उत्तर देखें
दाब (psig) और वैक्यूम (in. Hg) दोनों
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