Advertisements
Advertisements
प्रश्न
In the following case, work is done or not done and why?
A porter carrying load on his head and walking along level road.
लघु उत्तर
Advertisements
उत्तर
No work is done on the load against gravity. The porter’s supporting force on the load is upward, while the load’s displacement is horizontal; these directions are perpendicular. Therefore, the work done by this force is zero.
shaalaa.com
या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
