HVAC AIR CONDITION ESCO 2022 EXAMS WITH CORR
Heat cwhich ccauses ca cchange cin ctemperature cof ca csubstance cis ccalled c- cCORRECT cANS✔✔S
Heat cadded cto ca csubstance cwithout ca crise cin ctemperature cis ccalled c- cCORRECT cANS✔✔Late
Heat cadded cto crefrigerant cin ca cvapor cstate cafter cthe cevaporation cprocess cis ccalled c- cCORREC
A cscroll ccompressor cmoved crefrigerant cby cmeans cof c- cCORRECT cANS✔✔Involute cspirals
The cmovement cof cheat cby cway cof cfluid cis ccalled c- cCORRECT cANS✔✔Convection
The cmovement cof cheat cthrough ca csolid cobject cis ccalled c- cCORRECT cANS✔✔Conduction
The cstandard cunit cfor cmeasuring cthe cquantity cof cheat cin ca csubstance c- cCORRECT cANS✔✔B
A crefrigerant cgives cup cheat cwhen cit c- cCORRECT cANS✔✔Condenses
Why cmust crefrigerant cin cthe csuction cline cbe cslightly cwarmer cthan cthe csaturation ctemperature?
cliquid cslugging cof ccompressor
It cis cdesirable cfor crefrigerant cin cthe csuction cline cto cbe cslightly csuperheated cin corder cto c- cCOR
crefrigerant cdoes cnot center cthe ccompressor
A cmechanical cshaft cseal cis cnecessary con c- cCORRECT cANS✔✔Semi-hermetic ccompressor
Liquid cslugging cis c- cCORRECT cANS✔✔Liquid crefrigerant cin cthe ccompressor cclearance cspace
The cclearance cspace cin ca creciprocating ccompressor c- cCORRECT cANS✔✔Varies cdepending co
Which cof cthe cfollowing ctypes cof cair cconditioning ccompressors cis cmost cenergy cefficient c- cCORR
Which cof cthe cfollowing crepresent cthe cright corder cfor cthe cfunctions cof ca ccondenser? c- cCORRE
ccondenses, csub-cools
Refrigerant cR-134a cvapor centers cthe ccompressor cat c124 cpsig, c100°f. cIt cleaves cas ca cliquid cfro
c20°f, cand cthe cpressure cwill capproximately c- cCORRECT cANS✔✔18.4 cpsig
There care c3 cbasic ctypes cof ccondensers, cthe cair ccooled, cthe cwater ccooled, cand cthe c_______ c
cANS✔✔Evaporative
Heat cwhich ccauses ca cchange cin ctemperature cof ca csubstance cis ccalled c- cCORRECT cANS✔✔S
Heat cadded cto ca csubstance cwithout ca crise cin ctemperature cis ccalled c- cCORRECT cANS✔✔Late
Heat cadded cto crefrigerant cin ca cvapor cstate cafter cthe cevaporation cprocess cis ccalled c- cCORREC
A cscroll ccompressor cmoved crefrigerant cby cmeans cof c- cCORRECT cANS✔✔Involute cspirals
The cmovement cof cheat cby cway cof cfluid cis ccalled c- cCORRECT cANS✔✔Convection
The cmovement cof cheat cthrough ca csolid cobject cis ccalled c- cCORRECT cANS✔✔Conduction
The cstandard cunit cfor cmeasuring cthe cquantity cof cheat cin ca csubstance c- cCORRECT cANS✔✔B
A crefrigerant cgives cup cheat cwhen cit c- cCORRECT cANS✔✔Condenses
Why cmust crefrigerant cin cthe csuction cline cbe cslightly cwarmer cthan cthe csaturation ctemperature?
cliquid cslugging cof ccompressor
It cis cdesirable cfor crefrigerant cin cthe csuction cline cto cbe cslightly csuperheated cin corder cto c- cCOR
crefrigerant cdoes cnot center cthe ccompressor
A cmechanical cshaft cseal cis cnecessary con c- cCORRECT cANS✔✔Semi-hermetic ccompressor
Liquid cslugging cis c- cCORRECT cANS✔✔Liquid crefrigerant cin cthe ccompressor cclearance cspace
The cclearance cspace cin ca creciprocating ccompressor c- cCORRECT cANS✔✔Varies cdepending co
Which cof cthe cfollowing ctypes cof cair cconditioning ccompressors cis cmost cenergy cefficient c- cCORR
Which cof cthe cfollowing crepresent cthe cright corder cfor cthe cfunctions cof ca ccondenser? c- cCORRE
ccondenses, csub-cools
Refrigerant cR-134a cvapor centers cthe ccompressor cat c124 cpsig, c100°f. cIt cleaves cas ca cliquid cfro
c20°f, cand cthe cpressure cwill capproximately c- cCORRECT cANS✔✔18.4 cpsig
There care c3 cbasic ctypes cof ccondensers, cthe cair ccooled, cthe cwater ccooled, cand cthe c_______ c
cANS✔✔Evaporative
