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Proximate analysis of coal determines its __________ content.
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.
Despite having large reserves of coal, why does India import millions of tonnes of coal? 1. It is the policy of India to save its own coal reserves for the future, and import them from other countries for the present use. 2. Most of the power plants in India are coal-based and they are not able to get sufficient supplies of coal from within the country. 3. Steel companies need a large quantity of coking coal which has to be imported. Which of the statements given above is/are correct?       
Which of the following statements is most relevant in the context of Job Analysis? Choose the correct answer from the code given below. (i) Job Analysis helps in identifying the right person for the right job. (ii) A person cannot judge the job from the point of view of its suitability. (iii) Job analysis helps in job satisfaction and job efficiency. (iv) Through Job Analysis an employer cannot evaluate the prospective employee to judge his fitness or otherwise for the job. (v) Job Analysis helps in planning appropriate training programs. (vi) Job Analysis defines client needs in specific terms. (vii) Job Analysis assists in knowing the personnel specifications for various jobs.
In India, what is the role of the Coal Controller's Organization (CCO)? 1. CCO is the major source of Coal Statistics in Government of India. 2. It monitors progress of development of Captive Coal/Lignite blocks. 3. It hears any objection to the Government's notification relating to acquisition of coal-bearing areas. 4. It ensures that coal mining companies deliver the coal to end users in the prescribed time. Select the correct answer using the code given below:
Coal is heated in presence of air to a temperature of about __________ °C, while determining its ash content for proximate analysis.
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 statements concerning the quantum numbers is correct? (i) The Angular quantum number determines the three-dimensional shape of the orbital. (ii) The Principal quantum number determines the orientation and energy of the orbital. (iii) The Magnetic quantum number determines the size of the orbital. (iv) Spin quantum number of an electron determines the orientation of the spin of the electron relative to the chosen axis.
Which of the following statements regarding coal is incorrect? 1. Coal occurs in Gondwana and Tertiary formations in India. 2. Tertiary coal contributes the majority stakes in coal production in India. 3. Jharkhand ranks highest in production as well as reserves of coal in India. 
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