Physics · Mechanisms and Machines
एक बीम इंजन (beam engine) निम्नलिखित में से किस तंत्र (mechanism) पर कार्य करता है?
- 1डबल लीवर तंत्र (Double lever mechanism)
- 2सिंगल स्लाइडर क्रैंक चेन (Single slider crank chain)
- 3डबल क्रैंक तंत्र (Double crank mechanism)
- 4क्रैंक और लीवर तंत्र (Crank and lever mechanism)✓
सही उत्तर देखें
क्रैंक और लीवर तंत्र (Crank and lever mechanism)
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