PUMPA - SMART LEARNING

எங்கள் ஆசிரியர்களுடன் 1-ஆன்-1 ஆலோசனை நேரத்தைப் பெறுங்கள். டாப்பர் ஆவதற்கு நாங்கள் பயிற்சி அளிப்போம்

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Explain, why is it difficult for a fireman to hold a hose, which ejects large amounts of water at a high velocity.
 
When a fireman holds a hose, which is ejecting large amounts of water at a , then a reaction force is exerted on him by the ejecting water in the  direction.
 
This is because of .
 
As a result of the  force, the stability of the fireman .
 
Hence, it is difficult for him to remain stable while holding the hose.