Properties of Matter PYQs - Last 5 Years
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Practice 201 JEE Main Physics questions from Properties of Matter. Use the year-wise and type-wise breakdown to prioritize recent PYQs, then continue into the question list below.
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Last 5 Years Properties of Matter Questions
Showing 50 of 201 filtered questions.
1Properties Of Matter
The length of a light string is 1.4 m when the tension on it is 5 N . If the tension increases to 7 N , the length of the string is 1.56 m . The original length of the string is__________m.
INTEGER+4 / -12025
2Properties Of Matter
Two water drops each of radius ' $r$ ' coalesce to form a bigger drop. If ' $T$ ' is the surface tension, the surface energy released in this process is :
MCQ+4 / -12025
3Properties Of Matter
The fractional compression $\left( \frac{\Delta V}{V} \right)$ of water at the depth of 2.5 km below the sea level is __________ %. Given, the Bulk modulus of water = $2 \times 10^9$ N m$^{-2}$, density of water = $10^3$ kg m$^{-3}$, accele...
MCQ+4 / -12025
4Properties Of Matter
In a measurement, it is asked to find modulus of elasticity per unit torque applied on the system. The measured quantity has dimension of $\left[M^a L^b T^c\right]$. If $b=3$, the value of $c$ is _________.
INTEGER+4 / -12025
5Properties Of Matter
In the experiment for measurement of viscosity ' $\eta$ ' of given liquid with a ball having radius $R$, consider following statements.
A. Graph between terminal velocity V and R will be a parabola.
B. The terminal velocities of different d...
A. Graph between terminal velocity V and R will be a parabola.
B. The terminal velocities of different d...
MCQ+4 / -12025
6Properties Of Matter
Consider following statements:
A. Surface tension arises due to extra energy of the molecules at the interior as compared to the molecules at the surface, of a liquid.
B. As the temperature of liquid rises, the coefficient of viscosity incr...
A. Surface tension arises due to extra energy of the molecules at the interior as compared to the molecules at the surface, of a liquid.
B. As the temperature of liquid rises, the coefficient of viscosity incr...
MCQ+4 / -12025
7Properties Of Matter
The volume contraction of a solid copper cube of edge length 10 cm , when subjected to a hydraulic pressure of $7 \times 10^{6} ~\mathrm{Pa}$, would be __________ $\mathrm{mm}{ }^3$.
(Given bulk modulus of copper $=1.4 \times 10^{11} \mathr...
(Given bulk modulus of copper $=1.4 \times 10^{11} \mathr...
INTEGER+4 / -12025
8Properties Of Matter
A 400 g solid cube having an edge of length 10 cm floats in water. How much volume of the cube is outside the water?(Given: density of water = 1000 kg m-3)
MCQ+4 / -12025
9Properties Of Matter
The amount of work done to break a big water drop of radius ' $R$ ' into 27 small drops of equal radius is 10 J . The work done required to break the same big drop into 64 small drops of equal radius will be
MCQ+4 / -12025
10Properties Of Matter
An air bubble of radius 0.1 cm lies at a depth of 20 cm below the free surface of a liquid of density $1000 \mathrm{~kg} / \mathrm{m}^3$. If the pressure inside the bubble is $2100 \mathrm{~N} / \mathrm{m}^2$ greater than the atmospheric pr...
MCQ+4 / -12025
11Properties Of Matter
The increase in pressure required to decrease the volume of a water sample by $0.2 \%$ is $\mathrm{P} \times 10^5 \mathrm{Nm}^{-2}$. Bulk modulus of water is $2.15 \times 10^9 \mathrm{Nm}^{-2}$. The value of P is _________ .
INTEGER+4 / -12025
12Properties Of Matter
Given below are two statements:
Statement I: The hot water flows faster than cold water
Statement II: Soap water has higher surface tension as compared to fresh water.
In the light above statements, choose the correct answer from the option...
Statement I: The hot water flows faster than cold water
Statement II: Soap water has higher surface tension as compared to fresh water.
In the light above statements, choose the correct answer from the option...
MCQ+4 / -12025
13Properties Of Matter
An air bubble of radius 1.0 mm is observed at a depth 20 cm below the free surface of a liquid having surface tension $0.095 \mathrm{~J} / \mathrm{m}^2$ and density $10^3 \mathrm{~kg} / \mathrm{m}^3$. The difference between pressure inside ...
INTEGER+4 / -12025
14Properties Of Matter
Water flows in a horizontal pipe whose one end is closed with a valve. The reading of the pressure gauge attached to the pipe is $P_1$. The reading of the pressure gauge falls to $P_2$ when the valve is opened. The speed of water flowing in...
MCQ+4 / -12025
15Properties Of Matter
Two soap bubbles of radius 2 cm and 4 cm , respectively, are in contact with each other. The radius of curvature of the common surface, in cm , is _________.
INTEGER+4 / -12025
16Properties Of Matter
A tube of length $L$ is shown in the figure. The radius of cross section at the point $(1)$ is 2 cm and at the point (2) is 1 cm , respectively. If the velocity of water entering at point (1) is $2 \mathrm{~m} / \mathrm{s}$, then velocity ...
MCQ+4 / -12025
17Properties Of Matter
A small rigid spherical ball of mass M is dropped in a long vertical tube containing glycerine. The velocity of the ball becomes constant after some time. If the density of glycerine is half of the density of the ball, then the viscous forc...
MCQ+4 / -12025
18Properties Of Matter
Two persons pull a wire towards themselves. Each person exerts a force of \(200 \mathrm{~N}\) on the wire. Young's modulus of the material of wire is \(1 \times 10^{11} \mathrm{~N} \mathrm{~m}^{-2}\). Original length of the wire is $$2 \mat...
INTEGER+4 / -12024
19Properties Of Matter
A sphere of relative density \(\sigma\) and diameter \(D\) has concentric cavity of diameter \(d\). The ratio of \(\frac{D}{d}\), if it just floats on water in a tank is :
MCQ+4 / -12024
20Properties Of Matter
The excess pressure inside a soap bubble is thrice the excess pressure inside a second soap bubble. The ratio between the volume of the first and the second bubble is:
MCQ+4 / -12024
21Properties Of Matter
A spherical ball of radius \(1 \times 10^{-4} \mathrm{~m}\) and density \(10^5 \mathrm{~kg} / \mathrm{m}^3\) falls freely under gravity through a distance \(h\) before entering a tank of water, If after entering in water the velocity of the...
MCQ+4 / -12024
22Properties Of Matter
A liquid column of height \(0.04 \mathrm{~cm}\) balances excess pressure of a soap bubble of certain radius. If density of liquid is \(8 \times 10^3 \mathrm{~kg} \mathrm{~m}^{-3}\) and surface tension of soap solution is $$0.28 \mathrm{~Nm}...
INTEGER+4 / -12024
23Properties Of Matter
Young's modulus is determined by the equation given by \(\mathrm{Y}=49000 \frac{\mathrm{m}}{\mathrm{l}} \frac{\mathrm{dyne}}{\mathrm{cm}^2}\) where \(M\) is the mass and \(l\) is the extension of wire used in the experiment. Now error in Yo...
MCQ+4 / -12024
24Properties Of Matter
Correct Bernoulli's equation is (symbols have their usual meaning) :
MCQ+4 / -12024
25Properties Of Matter
A cube of ice floats partly in water and partly in kerosene oil. The ratio of volume of ice immersed in water to that in kerosene oil (specific gravity of Kerosene oil = 0.8, specific gravity of ice = 0.9):
MCQ+4 / -12024
26Properties Of Matter
Small water droplets of radius \(0.01 \mathrm{~mm}\) are formed in the upper atmosphere and falling with a terminal velocity of \(10 \mathrm{~cm} / \mathrm{s}\). Due to condensation, if 8 such droplets are coalesced and formed a larger drop...
INTEGER+4 / -12024
27Properties Of Matter
A big drop is formed by coalescing 1000 small droplets of water. The ratio of surface energy of 1000 droplets to that of energy of big drop is \(\frac{10}{x}\). The value of \(x\) is ________.
INTEGER+4 / -12024
28Properties Of Matter
A small ball of mass \(m\) and density \(\rho\) is dropped in a viscous liquid of density \(\rho_0\). After sometime, the ball falls with constant velocity. The viscous force on the ball is :
MCQ+4 / -12024
29Properties Of Matter
A wire of cross sectional area A, modulus of elasticity \(2 \times 10^{11} \mathrm{~Nm}^{-2}\) and length \(2 \mathrm{~m}\) is stretched between two vertical rigid supports. When a mass of \(2 \mathrm{~kg}\) is suspended at the middle it sa...
INTEGER+4 / -12024
30Properties Of Matter
Pressure inside a soap bubble is greater than the pressure outside by an amount : (given : \(\mathrm{R}=\) Radius of bubble, \(\mathrm{S}=\) Surface tension of bubble)
MCQ+4 / -12024
31Properties Of Matter
Given below are two statements :
Statement I : When a capillary tube is dipped into a liquid, the liquid neither rises nor falls in the capillary. The contact angle may be \(0^{\circ}\).
Statement II : The contact angle between a solid and ...
Statement I : When a capillary tube is dipped into a liquid, the liquid neither rises nor falls in the capillary. The contact angle may be \(0^{\circ}\).
Statement II : The contact angle between a solid and ...
MCQ+4 / -12024
32Properties Of Matter
The density and breaking stress of a wire are \(6 \times 10^4 \mathrm{~kg} / \mathrm{m}^3\) and \(1.2 \times 10^8 \mathrm{~N} / \mathrm{m}^2\) respectively. The wire is suspended from a rigid support on a planet where acceleration due to gr...
INTEGER+4 / -12024
33Properties Of Matter
A hydraulic press containing water has two arms with diameters as mentioned in the figure. A force of \(10 \mathrm{~N}\) is applied on the surface of water in the thinner arm. The force required to be applied on the surface of water in the...
INTEGER+4 / -12024
34Properties Of Matter
Match List I with List II :
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.tg td{border-color:black;border-style:solid;border-width:1px;font-family:Arial, sans-serif;font-size:14px;
overflow:hidden;padding:10px 5px;word-break:normal;...
.tg {border-collapse:collapse;border-spacing:0;}
.tg td{border-color:black;border-style:solid;border-width:1px;font-family:Arial, sans-serif;font-size:14px;
overflow:hidden;padding:10px 5px;word-break:normal;...
MCQ+4 / -12024
35Properties Of Matter
Given below are two statements :
Statement I : When speed of liquid is zero everywhere, pressure difference at any two points depends on equation \(\mathrm{P}_1-\mathrm{P}_2=\rho g\left(\mathrm{~h}_2-\mathrm{h}_1\right)\).
Statement II : In...
Statement I : When speed of liquid is zero everywhere, pressure difference at any two points depends on equation \(\mathrm{P}_1-\mathrm{P}_2=\rho g\left(\mathrm{~h}_2-\mathrm{h}_1\right)\).
Statement II : In...
MCQ+4 / -12024
36Properties Of Matter
An elastic spring under tension of \(3 \mathrm{~N}\) has a length \(a\). Its length is \(b\) under tension \(2 \mathrm{~N}\). For its length \((3 a-2 b)\), the value of tension will be _______ N.
INTEGER+4 / -12024
37Properties Of Matter
A soap bubble is blown to a diameter of \(7 \mathrm{~cm}\). \(36960 \mathrm{~erg}\) of work is done in blowing it further. If surface tension of soap solution is 40 dyne/\(\mathrm{cm}\) then the new radius is ________ cm Take $$(\pi=\frac{2...
INTEGER+4 / -12024
38Properties Of Matter
Given below are two statements :
Statement I : The contact angle between a solid and a liquid is a property of the material of the solid and liquid as well.
Statement II : The rise of a liquid in a capillary tube does not depend on the inne...
Statement I : The contact angle between a solid and a liquid is a property of the material of the solid and liquid as well.
Statement II : The rise of a liquid in a capillary tube does not depend on the inne...
MCQ+4 / -12024
39Properties Of Matter
Mercury is filled in a tube of radius \(2 \mathrm{~cm}\) up to a height of \(30 \mathrm{~cm}\). The force exerted by mercury on the bottom of the tube is _________ N.
(Given, atmospheric pressure \(=10^5 \mathrm{~Nm}^{-2}\), density of merc...
(Given, atmospheric pressure \(=10^5 \mathrm{~Nm}^{-2}\), density of merc...
INTEGER+4 / -12024
40Properties Of Matter
The depth below the surface of sea to which a rubber ball be taken so as to decrease its volume by \(0.02 \%\) is _______ \(m\).
(Take density of sea water \(=10^3 \mathrm{kgm}^{-3}\), Bulk modulus of rubber $$=9 \times 10^8 \mathrm{~Nm}^{-...
(Take density of sea water \(=10^3 \mathrm{kgm}^{-3}\), Bulk modulus of rubber $$=9 \times 10^8 \mathrm{~Nm}^{-...
INTEGER+4 / -12024
41Properties Of Matter
A small steel ball is dropped into a long cylinder containing glycerine. Which one of the following is the correct representation of the velocity time graph for the transit of the ball?
MCQ+4 / -12024
42Properties Of Matter
Two blocks of mass \(2 \mathrm{~kg}\) and \(4 \mathrm{~kg}\) are connected by a metal wire going over a smooth pulley as shown in figure. The radius of wire is \(4.0 \times 10^{-5} \mathrm{~m}\) and Young's modulus of the metal is $$2.0 \ti...
INTEGER+4 / -12024
43Properties Of Matter
A small spherical ball of radius \(r\), falling through a viscous medium of negligible density has terminal velocity '\(v\)'. Another ball of the same mass but of radius \(2 r\), falling through the same viscous medium will have terminal ve...
MCQ+4 / -12024
44Properties Of Matter
Each of three blocks \(\mathrm{P}, \mathrm{Q}\) and \(\mathrm{R}\) shown in figure has a mass of \(3 \mathrm{~kg}\). Each of the wires \(\mathrm{A}\) and \(\mathrm{B}\) has cross-sectional area \(0.005 \mathrm{~cm}^2\) and Young's modulus $...
INTEGER+4 / -12024
45Properties Of Matter
Young's modules of material of a wire of length '\(L\)' and cross-sectional area \(A\) is \(Y\). If the length of the wire is doubled and cross-sectional area is halved then Young's modules will be :
MCQ+4 / -12024
46Properties Of Matter
A big drop is formed by coalescing 1000 small identical drops of water. If \(E_1\) be the total surface energy of 1000 small drops of water and \(E_2\) be the surface energy of single big drop of water, then \(E_1: E_2\) is \(x: 1\) where $...
INTEGER+4 / -12024
47Properties Of Matter
In a test experiment on a model aeroplane in wind tunnel, the flow speeds on the upper and lower surfaces of the wings are \(70 \mathrm{~ms}^{-1}\) and \(65 \mathrm{~ms}^{-1}\) respectively. If the wing area is \(2 \mathrm{~m}^2\), the lift...
INTEGER+4 / -12024
48Properties Of Matter
Given below are two statements:
Statement I : If a capillary tube is immersed first in cold water and then in hot water, the height of capillary rise will be smaller in hot water.
Statement II : If a capillary tube is immersed first in cold...
Statement I : If a capillary tube is immersed first in cold water and then in hot water, the height of capillary rise will be smaller in hot water.
Statement II : If a capillary tube is immersed first in cold...
MCQ+4 / -12024
49Properties Of Matter
Two metallic wires \(P\) and \(Q\) have same volume and are made up of same material. If their area of cross sections are in the ratio \(4: 1\) and force \(F_1\) is applied to \(P\), an extension of \(\Delta l\) is produced. The force which...
INTEGER+4 / -12024
50Properties Of Matter
A wire of length \(L\) and radius \(r\) is clamped at one end. If its other end is pulled by a force \(F\), its length increases by \(l\). If the radius of the wire and the applied force both are reduced to half of their original values kee...
MCQ+4 / -12024