Question
Which of the following option is correct with respect to
characteristics of Biogas?Solution
The biogas so obtained is a mixture of methane (CH4): 55-65% and Carbon dioxide (CO2): 30-40%. The biogas contains traces of H2, H2S and N2. The calorific value of biogas ranges from 5000 to 5500 Kcal/Kg (18.8 to 26.4 MJ /m3).
Find the wrong number in given number series.
1520, 1760, 2120, 2720, 2840, 2560
21, 32, 45, 60, 75, 96
Find the wrong number in the given number series.
216, 112, 60, 34, 21, 14
74, 79, 86.5, 101.5, 109, 124, 141.5
5000, 4050, 3240, 2268, 1360.8, 680.4
- In the given number series, find the wrong number.
81, 27, 9, 6, 1, 1/3, 1/9 Find the wrong number in the given number series.
8, 12, 24, 60, 180, 540
2Â Â Â Â Â 27Â Â Â Â Â Â 43Â Â Â Â Â 50 Â Â Â Â Â Â 56 Â Â Â Â Â Â Â 57
...-1236, -724, 5, 1005, 2336, 4062
Find the wrong number in the given series.
823, 1005, 1194, 1390, 1600, 1802, 2055