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प्रश्न
Which of the following increases friction?
विकल्प
Lubricant
Treads on a tyre
Streamlining
Polishing
MCQ
उत्तर
Treads on a tyre
shaalaa.com
Increasing and Reducing Friction
क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
