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प्रश्न
Energy can be conserved by ______.
पर्याय
Reducing wastage and losses
Improvement in efficiency by technological upgradation
Improved operation and maintenance
All of these
MCQ
रिकाम्या जागा भरा
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उत्तर
Energy can be conserved by reducing wastage and losses, improvement in efficiency by technological upgradation and improved operation and maintenance.
shaalaa.com
या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
