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1
MHT CET 2024 9th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

Let ' $n$ ' is the number of liquid drops, each with surface energy ' $E$ '. These drops join to form single drop. In this process

A
some energy will be absorbed
B
energy absorbed is $\left[E\left(n-n^{2 / 3}\right)\right]$
C
energy released will be $\left[\mathrm{E}\left(\mathrm{n}-\mathrm{n}^{2 / 3}\right)\right]$
D
energy released will be $\left[\mathrm{E}\left(2^{2 / 3}-1\right)\right]$
2
MHT CET 2024 9th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

The work done in splitting a water drop of radius R into 64 droplets is ( $\mathrm{T}=$ Surface tension of water)

A
$6 \pi \mathrm{TR}^2$
B
$12 \pi \mathrm{TR}^2$
C
$8 \pi \mathrm{TR}^2$
D
$24 \pi \mathrm{TR}^2$
3
MHT CET 2024 9th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

Two identical drops of water are falling through air with steady velocity ' V '. If the two drops come together to form a single drop. The new velocity of the single drop is

A
$(2)^{1 / 3} \mathrm{~V}$
B
(2) ${ }^{3 / 2} \mathrm{~V}$
C
$(2)^{2 / 3} \mathrm{~V}$
D
$(2)^{1 / 4} \mathrm{~V}$
4
MHT CET 2024 9th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

When an air bubble rises from the bottom of lake to the surface, its radius is doubled. The atmospheric pressure is equal to that of a column of water of height ' $H$ '. The depth of the lake is

A
H
B
2 H
C
7 H
D
8 H
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Chemistry
Physical Chemistry
Some Basic Concepts of Chemistry Atomic Structure States of Matter Thermodynamics Chemical Equilibrium Ionic Equilibrium Liquid Solution Redox Reactions Surface Chemistry Solid State Electrochemistry Chemical Kinetics Nuclear Chemistry
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IUPAC Nomenclatures General Organic Chemistry Isomerism Hydrocarbons Haloalkanes and Haloarenes Alcohol, Phenols and Ethers Aldehyde and Ketone Carboxylic Acids and Its Derivatives Compounds Containing Nitrogen Polymers Biomolecules Chemistry in Everyday Life Practical Organic Chemistry
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