एक कंपनी ने उत्पादन लाइन में ऊर्जा बचाने वाली मशीन लगाई। यह किस बदलाव से संबंधित है?
A company installs an energy-saving machine in the production line. This is related to which change?
Explanation opens after your attempt
A. तकनीकी सुधारTechnological improvement
Concept
An energy-saving machine is a technological improvement. In exams treat machine efficiency as a technological factor.
Why this answer is correct
The correct answer is A. तकनीकी सुधार / Technological improvement. An energy-saving machine is a technological improvement. In exams treat machine efficiency as a technological factor.
Exam Tip
ऊर्जा बचाने वाली मशीन तकनीकी सुधार है। परीक्षा में मशीन की दक्षता को तकनीकी कारक मानें।
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