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प्रश्न
Give an example of the following use of a machine to obtain gain in force.
एक पंक्ति में उत्तर
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उत्तर
Lifting a car with a jack.
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क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
Give an example of the following use of a machine to obtain gain in force.
Lifting a car with a jack.