Answer Posted / mohan tayade

the main function of r valve is maintain the pressure in
hydraulic system , it is one mounting which is us for safety
when pressure increases then safety valve comes into to
action & if the valve get fail the system get damage due to
excessive pressure.

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Sir/Mam, I have applied for RRB chennai for the section engineer - mechanical posting. If any one is having the old written exam question papers please send it to my mail id : spramu@gmail.com Thanks in advance, Ramanathan...

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