Related Questions

L.D. converter gas (produced in steel plant) comprises mainly of
A CO (upto 65%) & CO2
B CO2 & H2
C CO & O2
D CO2 & O2
Liquefied petroleum Gas (LPG) used for the household cooking comprises mainly of
A Propane & butane
B Butane & ethane
C Methane & ethane
D Methane & carbon monoxide
Producer gas consists mainly of
A CO, CO2, N2, H2
B CO, H2
C H2, CH4
D C2H2, CO2, H2
In producer gas making furnace, steam is added along with air to mainly control the
A Fusion of coal ash & clinker formation
B C. V. of producer gas
C Temperature of producer gas
D Tar content in producer gas
The density of a gas 'X' is twice that of another gas 'Y'. If the molecular weight of gas 'Y' is 'M'; then the molecular weight of the gas 'X' will be
A 2M
B $$\frac{{\text{M}}}{2}$$
C M
D $$\frac{{\text{M}}}{4}$$
দুটি এক-পরমাণুক আদর্শ গ্যাস পরস্পরের সাথে তাপীয় সাম্যাবস্থায় আছে। A গ্যাস m ভরের অণু দ্বারা গঠিত, এবং B গ্যাস 4m ভরের অণু দ্বারা গঠিত। A গ্যাসের আয়তন ৪ গ্যাসের আয়তনের দ্বিগুণ। এদের চাপের অনুপাত PA / PB কত? (Two monoatomic ideal gases are in thermal equilibrium with each other. Gas A is composed of molecules with mass m while gas B is composed of molecules with mass 4m. The volume of gas A is twice that of gas B. What it the ratio of their pressures PA / PB ?)
A 1/4
B 1/2
C 1
D 2
Brazil has become the world's largest producer of coffee mainly because ________
A The Brazilian plateau is well drained land
B The climatic conditions are suitable
C The "terra-rosa" soil is very fertile
D The coffee plant is native of Brazil
Protective gas used in the annealing furnace for steel coil comprises of
A 95% N2 + 5% H2
B 5% H2 + 95% N2
C 100% CO
D 100% H2
which country is the largest producer of natural gas?
A Saudi Arabia
B Iran
C Russia
D Qatar
Producer gas is obtained by
A Carbonization of bituminous coal
B Partial combustion of coal, coke, anthracite coal or charcoal in a mixed air steam blast
C Passing steam over incandescent coke
D Passing air and a large amount of steam over waste coal at about 650°C

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