Which of the following varieties of coals is mostly used in steam boilers____________________?

Related Mcqs:

The lenght of Cornish boiler is of the order of _________________?

A. 2-4 m B. 3-5 m C. 5-7.5 m D. 7-9 m E. 9-11 m...

Locomotive boiler is of the following type__________________?

A. multitubular B. horizontal C. internally fired D. mobile E. all of the above...

Adiabatic process is________________?

A. essentially an isentropic process B. non-heat transfer process C. reversible process D. constant temperature process E. constant enthalpy process...

Which is not correct statement about pulverised fuel firing ?

A. high burning rate is possible B. heat release can be easily controlled C. fuel burns economically D. it is the best technique for burning high ash content fuel having low fusion ash E. separate mills are required to powder the coal...

The maximum discharge through a chimney occurs when the height of chimney is_____________________?

A. infinitely long B. around 200 meters C. equal to the height of the hot gas column producing draught D. outside temperature is very low E. more than the tallest building nearby...