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+//clc()
+Td = 328;//K ( dry bulb )
+P = 101.3;//kPa
+PS = 10;//%
+//refering to the psychometric chart, corresponding to 328 K and 10% saturation
+Y1 = 0.012;//kg water / kg dry air
+disp("kg water / kg dry air",Y1,"(a)Absolute humidity = ")
+//Y1 = Pa * 18 / ( P - Pa ) * 29
+Pa = Y1 * P * 29 /( 18 + Y1 * 29 );
+disp("kPa",Pa,"(b)Partial Pressure of water vapour = ")
+//using psychometric chart, saturation humidity at 328 K is given as
+Y1s = 0.115;//kg water / kg dry air
+disp("kg water / kg dry air",Y1s,"(c)The absolute humidity at 328K = ")
+//at saturation partial pressure = vapour pressure
+Pas = Y1s * P * 29 /( 18 + Y1s * 29 ); 
+disp("kPa",Pas,"(d)Vapour Pressure of water vapour = ")
+RS = Pa * 100 / Pas;
+disp("%",RS,"(e)Percent relative saturation = ")
+//using psychometric chart, moving horizontally keeping humidity constant to 100% saturation, we get dew point as,
+T = 290;//K
+disp("K",T,"(f)Dew point = ")
+\ No newline at end of file