Chemical Engineering
Q Thermal efficiency of blast furnace stoves used for heating blast (air) may be about _____________ percent?
  • A A. 20
  • B B. 40
  • C C. 60
  • D D. 80
Previous Very high pressure boilers are usually _____________ bo…
Next Advantages of use of preheated combustion air are______…
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Word of the Day
24 Jul
Untenable
(especially of a position or view) not able to be maintained or defended against attack or objection.
Ω†Ψ§Ω‚Ψ§Ψ¨Ω„ مدافعΨͺ، غیر Ω…Ψ³ΨͺΨ­Ϊ©Ω…ΨŒ جو Ψ―Ω„ΫŒΩ„ Ψ³Ϋ’ Ψ«Ψ§Ψ¨Ψͺ نہ ہو Ψ³Ϊ©Ϋ’

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