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What is the number of degrees of freedom for liquid water in equilibrium with a mixture of nitrogen and water vapor?
Answer: Option 1 Given, number of components $$= 2$$ Number of phases $$= 2$$ $$\eqalign{ & {\text{So, }}f = 2 - 2 + 2 \cr & \Rightarrow f = 2 \cr} $$ Assuming no reaction...
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Directions : Following question consists of a statement followed by three arguments I, II and III . You have to decide which of the arguments is a STRONG arguments and which is a WEAK Argument. Statement : Should India immediately stop digging coal from its mines Arguments : I. Yes. The present stock of coal will not last long if we continue mining at the present rate. II. No. We do not have alternate energy source of sufficient quantity. III. No. This will put millions of people at a disadvantage and their lives will get adversely affected and also the industry.?
Answer: Option 2 Though the reserves of coal are limited, yet stopping its use till alternate sources of energy have been discovered, is no solution to conserve it. So, I...
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A gas which is collected over water becomes moistened due to water vapor, exerts its own partial pressure at the gas temperature, which is termed as its?
Answer: Option 1 Let'
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Coal mines drainage waste water (acidic in nature) results from the earth's water percolating through the voids created in coal bed during mining. This polluted water which either drains out naturally to water courses or are removed before starting the mining is?
Answer: Option 1 Let'
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Which of the following is an adsorbant for removal of nitrogen oxides from gas/air?
Answer: Option 2 Let'
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Which of the following theories of origin of petroleum does not explain the presence of nitrogen & sulphur compounds in crude oil?
Answer: Option 2 Let'
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The pressure under which liquid and vapor can co-exit at equilibrium is called the __________ vapor pressure.?
Answer: Option 3 Let'
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Which of the following is/are not the characteristics of red soils I. They are derived from weathering of old crystalline and metamorphic rocks II. They contain iron oxides III. They have high water retention capacity IV. They have high nitrogen content?
Answer: Option 4 The following that are not the characteristics of red soils are they have high water retention capacity and they have high nitrogen content.
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Which of the following are true with regard to coal in India I. Coal is found in sedimentary rocks II. The best quality of coal is lignite III. The largest and oldest coalfied in india is known as the ruhr of india IV. The Damodar river valley is popularly known as the 'Ruhr of India'?
Answer: Option 3 The following that are true with regard to coal in India are Coal is found in sedimentary rocks, The best quality of coal is lignite and The...
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Which of the following are true with regard to coal in India I. Coal is found in sedimentary rocks II. The best quality of coal is lignite III. The largest and oldest coalfield in India is known as the 'Ruhr of India'. IV. The Damodar river valley is popularly known as the Ruhr of India.?
Answer: Option 3 The following that are true with regard to coal in India are Coal is found in sedimentary rocks, The largest and oldest coalfield in India is known...
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