- (A) Resistance
- (B) Arc
- (C) Low frequency induction
- (D) None of these
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- (A) Heat release rate of the fuel
- (B) Preheat temperature of fuel & air
- (C) Method of mixing the fuel & air
- (D) All
- (A) It is always parallel to the main direction of the fluid flow
- (B) It is a line across which there is no flow and it is equivalent to a rigid boundary
- (C) Streamlines intersect at isolated point of zero velocity and infinite velocity
- (D) The fluid lying between any two streamlines can be considered to be in isolation and the streamline spacing varies inversely as the velocity
- (A) Preheating of cold stock
- (B) Preheating of combustion air
- (C) Steam generation in waste heat boilers
- (D) All
- (A) The form drag is dependent upon the occurrence of a wake
- (B) The shear stress at any given cross-section of a pipe for steady flow (either laminar or turbulent) varies linearly as the radial distance
- (C) An ideal fluid is the one, which has negligible surface tension and obeys the Newton’s law of viscosity
- (D) Existence of the boundary layer in fluid flow is because of viscosity of the fluid.
- (A) Arc
- (B) Induction
- (C) Pot
- (D) Resistance
- (A) Permits the use of high ash content coal
- (B) Permits the use of low fusion point ash coal
- (C) Accelerates the burning rate and economises on fuel consumption
- (D) All
- (A) Shaft furnace
- (B) Rotary hearth furnace
- (C) Tunnel kiln
- (D) Muffle furnace
- (A) Ash disposal problem
- (B) Excessive fly ash discharge from the stack
- (C) Higher power consumption in its transportation
- (D) Erosion of induced draft fan blades
- (A) Sidefired
- (B) Underfired
- (C) Covered
- (D) Recirculating
