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54 ) (a) an b) If an an 5 kW 5%, if it kg/of 2 MJ/he n as is of at a of is of if we to we at of by at in of We in a to in we at of a a To at we to 17033 to to by a of we be to or to do on on in to to in to to is by by of in m3/s, it is to kg of by of in kg/s. is so we by a 5 =is an is to is by in Q + W + u, z c W = (+ ( 20901 W =+ is of is = of to or kJ/s = ( = of to or kJ/s = (m = of 20898 20898 of in Q in s=208992090020901=20899209001 1 h, of u, of u + is of a is in be of of a a is a a 5 m/s at a kg/h is a 80 m/s. If 0 kJ to kg of if kJ/ W = + of 45003600= kg/s(20 000 W = 20900420 000 + 1802 15225 000 W = 525 000 + 20 109W = 525 000 + 20 109 + 25 000 = 497 981 480 is to a 170C. 00 m/s at 0 m/s at at 1005 J/ is is is an is to so be m/ 7Q W = + 0=+ 502 30022502 30022= 43 7501 43 750 (9254h = 005(170 43 750, 20898 273170 + 273=of we by We or W =+ we to be us an W =m(is =m(h2)in to a of is a of h a is m(1 is no so is no is to is no is a it a o we of we in in in m(kW1 K=A an 467 kJ/At of kJ/If of kg/s, of m(= 2(3476 2570) = 1812 of a 50C. If at a 00C, of .5 kg/s, by 980 J/1 = 980 (750 500)= 857 500 J = 857.5 to We of or a we in =(An in a 00 kJ/it to a 500 kJ/If of kg/s, W =m(= 5(1500 200) = 6500 is is on 9 W =+ no no of be =m(A an 05 kJ/kg an 676 kJ/to if kg/m(= 2(2676 505) = 4342 or to by a or As in of no =m(is in to to it a or a to is is no =m(h1)he is is of in we in in to be h1,a , is we no is no no =+ we a is we to 20881is an of in 2088120881a 00C at a .2 kg/s. At . at if of at .3 m3/1005 J/ 1 1005(400 110) = 763.5 m/ is of in on 1(1) A a kJ/kg at a kg/s. At of 851 kJ/in 2) A 00 kW kg/s. 3) a 00 m/s. 4) A a at 0 kg/of 80 kJ/500 kJ/5) An in 0C it kg/s. by if it 0 kJ/to 1005 J/) a a 00 m/s, . At . of 950 J/) A 900 kJ/kg at 0 kg/at m/s. If is of at of if at of 0 m3/8) A a 8 m/s,000 kJ/kg at a 5

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