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RO-M9

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About this collection

The ANR bank contains many sets with original names and codes, including navigation, safety and equipment topics. Select a module by name or use question search.

“ANR — RO-M9” contains 14 questions across 1 collection.

Learning

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Sample questions and answers

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Fiecare butelie de aer trebuie sa fie prevazuta cu o supapa de siguranta care sa indeplineasca urmatoarea conditie:

One correct answer

  • nu este necesara supapa de siguranta pentru ca este prevazuta una pe compresorul de aer
  • sa se deschida la 10% din presiunea normala de lucru
  • sa se deschida la 1,1pn si sa se inchida la 0,85pn✓ Correct answer
  • sa se deschida la 0,85pn
Prin ce sunt caraterizate dispozitivele prezentate in fig. AHP-023 ?Question illustration

One correct answer

  • in procesul de functionare nu-si modifica valoarea.
  • in procesul de functionare isi modifica valoarea in functie de temepratura;
  • in procesul de functionare isi modifica valoarea sub actiunea unui parametru, precum deplasarea.✓ Correct answer
  • in procesul de functiionare isi modifica valoarea in functie de presiunea mediului ambiant.
Mediile filtrante mai des folosite in instalatiile ce vehiculeaza fluide sunt….

One correct answer

  • sitele si filtrele bobinate
  • impaslituri fibroase si pulberi sinterizate
  • filtre lamelare
  • toate de mai sus✓ Correct answer
Particulele contaminante ale mediului hidraulic din instalatiile de actionari sunt: I preexistente in instalatie sau mediu; II generate in instalatie in procesul de functionare

One correct answer

  • numai I
  • numai II
  • atat I cat si II✓ Correct answer
  • nici I si nici II
Care din actiunile prezentate se va realiza daca in diagrama "E" a dispozitivului prezentat in fig. AHP-044 se va face o gaura semnificativa?Question illustration

One correct answer

  • supapa secundara se va deschide larg datorita actiunii arcului "F";
  • ventilul de reglare principal "B" se va deschide larg comprimand arcul supapei principale A;
  • presiunea aburului va fi mai mare decat cea reglata;
  • toate de mai sus.✓ Correct answer

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