Related Questions

The ratio of % total carbon obtained in the ultimate analysis of coke and % fixed carbon obtained in the proximate analysis is always
Determination of ash content of coal during its proximate analysis, the temperature of weighed coal sample is raised to 400 - 500°C in half an hour and maintained at the same level for further half an hour. The temperature is then raised to . . . . . . . . °C at which the sample is heated for one more hour before weighing it.
In proximate analysis of coal, %fixed carbon = __________
Proximate analysis of 50 g of a coal sample shows the following:
Moisture = 0.80 g
Ash = 7.85 g
Volatile matter = 15.90 g
The fixed carbon in percentage on a dry, ash free basis is
For moisture determination during proximate analysis of coal, -72 mesh coal (2 - 10 gms) is heated between 105 to 110°C
Which of the following is not directly determined in the Proximate Analysis of coal?
A coal having high ratio of volatile matter to fixed carbon as compared to a coal having low ratio of volatile matter to fixed carbon
Coal is heated in absence of air for 7 minutes at a temperature of about __________ °C, during its volatile matter determination for proximate analysis.
Mc-Gehee and Thayer recommend which of the following three tier approach to determine the training needs?
1. Organisational Analysis
2. Operational/Task Analysis
3. Man Power Analysis
4. Assets Value Analysis
5. Inventory Analysis
6. Skill Analysis
Proximate analysis of coal determines its __________ content.