यदि हाथ की बेकार हरकतें घटती हैं तो कौन सा प्रत्यक्ष लाभ है?
If useless hand movements are reduced what is the direct benefit?
Explanation opens after your attempt
A. समय और ऊर्जा की बचतSaving time and energy
Concept
Reducing useless movements saves time and energy. Exam tip: write efficiency as a benefit of motion study.
Why this answer is correct
The correct answer is A. समय और ऊर्जा की बचत / Saving time and energy. Reducing useless movements saves time and energy. Exam tip: write efficiency as a benefit of motion study.
Exam Tip
बेकार हरकतें घटने से समय और ऊर्जा बचती है। परीक्षा में motion study का लाभ efficiency लिखें।
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