Related Questions

Which is the most efficient dust removal equipment for removal of sub-micronic dust particles from blast furnace gas?
A Packed scrubber
B Gravity settling chamber
C Electrostatic precipitator
D Hydrocyclone
Most efficient and suitable dust removal equipment for removal of flyash from flue gas in a thermal power plant is the
A Gravity settling chamber
B Cyclone separator
C Electrostatic precipitator
D Bag filter
Which of the following dust collection equipments is the least efficient (for sub-micronic particles)?
A Dust catcher (gravity type)
B Cyclone separator
C Bag filter
D Hollow wet scrubber
Assume that the equipments maintenance is is done on consecutive instead of nonconsecutive days but that all other scheduling policies are unchanged . For how many of the six days can it be determined both whether the pool is cleaned and whether the equipments maintenance is done ?
A two
B three
C four
D five
The most efficient equipment for the removal of sub-micronic dust particles from blast furnace gas is the
A Venturi atomiser
B Gravity settling chamber
C Electro-static precipitator
D Cyclone separator
If Dust is called Air, Air is called Fire, Fire is called Water, Water is called Colour, Colour is called Rain and Rain is called Dust, where do Fish live ?
A Dust
B Fire
C Colour
D Water
Dust in a computer actually increases the size of the magnetic fields inside it. This is not good, so you must occasionaiy dust, I trust. What's the best way to do this?
A reverse vacuum
B any small vacuum device
C blow real hard on the system board
D use a lint-free cloth and wipe gently
E non-static compressed air
Metallic wire mesh is used as a filtering medium for the separation of dust from dust laden gas in case of a/an
A Air filter
B Bag filter
C Venturi scrubber
D Hydrocyclones
In the cyclone separator used for separation of dust from dust laden gas, the gas
A Enters the cyclone from the top
B Is admitted tangentially at high velocity
C Develops a helical motion inside the chamber
D Both B and C
If h₁ = inner film co-efficient and /h₂ = outer film co-efficient, then the overall heat transfer co-efficient is
A Always less than h₁
B Always between h₁ and h₂
C Always higher than h₂
D Dependent on metal resistance

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