61. In cross compounding, the cylinders are arranged
62. The air pressure at the fuel bed is reduced below that of atmosphere by means of a fan placed at or near the bottom of the chimney to produce a draught. Such a draught is called
63. For maximum discharge through a chimney, the condition is that height of hot gas column producing the draught should be
64. The theoretical indicator diagram of a simple steam engine is based upon the assumption that
65. The clearance in the engine cylinder
66. When steam after doing work in the cylinder passes into a condenser, the engine is said to be a
67. Relative percentage of heat absorbed through the heat transfer of
(i) Furnace water wall
(ii) Boiler tank
(iii) Superheater
(iv) Economizer
(v) Air-heater of a typical boiler of 200 MW capacity would be of the order of
(i) Furnace water wall
(ii) Boiler tank
(iii) Superheater
(iv) Economizer
(v) Air-heater of a typical boiler of 200 MW capacity would be of the order of
68. There is always some steam left in the clearance space from the previous stroke. This steam left in the clearance space is called
69. For the same diameter and thickness of tube, a water tube boiler compared to a fire tube boiler has
70. 'Locomotive type' boiler is
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