Calculate the following, correct to 2 d.p., by using your calculator: a b c 500 1002 1572 3 103 160 115 103 (15 1.8)2 20 1011 1.5 106 thermal efficiency 3.5 106 24 106 1 1 2 C10 3 4 1 2 50 3 106 5 2.718 5 v10 2 3 v(30 5) 1 (7) v(7)2 ( 4 1 12) 2 4 1 22 1 v10 2 3 3 5 2 3 4 5 2 3 3 5 v122 52 2 196 49 3 v100 v