1
TS EAMCET 2023 (Online) 13th May Evening Shift
MCQ (Single Correct Answer)
+1
-0
The sum of three values $12.0,19.034$ and 2.0143 is equal to $X$. The number of significant figures in $X$ is
2
TS EAMCET 2023 (Online) 13th May Morning Shift
MCQ (Single Correct Answer)
+1
-0
The masses of carbondioxide and water (in g) respectively formed during complete combustion of 10 g of glucose at STP are
3
TS EAMCET 2022 (Online) 20th July Evening Shift
MCQ (Single Correct Answer)
+1
-0
Round the number 234555359 to 3 significant figure.
4
TS EAMCET 2022 (Online) 20th July Morning Shift
MCQ (Single Correct Answer)
+1
-0
Magnetite can be reduced with CO to yield iron metal and carbon dioxide. Calculate the mass of magnetite (in kg ) needed to obtain 4 kg of iron if the process is $80 \%$ efficient. [Atomic weight of Fe and O are 56 g and 16 g , respectively]
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