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As ghow M the drawing, a weight of F1=XPNis loadd on the piston of me hy*a山ic pwnpCOIn pressing me rubber bag locaM on thepiston of me hydraulic acmator on me otherside of me cross-sadoral area of thepiston of me hydraulic put-is A1=XPnm2the crossed-1al area of me pistonof the hydraulic achat-is A2=8MnmC adthe weight of the pistons is ignored, whatis me force(F2) pressing me mbber bag?
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Mark each of me following mm on ”R”H it is most characteristic of relief valveA ”
P” if it is most characterisUc ofpressure rdwing valve or m ”X” if it is notchara
densHc of eithera) normally O-nb) primary Press-e controlc) in ter nuldraind) secondary
pressure con·。le) external-7 止덴nf) norunt--closdg) control valve equip-n with a
dk-dona control ch-k valve