Q JEE MAIN 2019

In an experiment, brass and steel wires of length 1 m each with areas of cross section $1 \mathrm{~mm}^2$ are...

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A particle of mass $m$ falls from rest through a resistive medium having resistive force, $F=-k v$, where $v$ is...

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Q JEE MAIN 2026

Two wires $A$ and $B$ made of different materials of lengths 6.0 cm and 5.4 cm , respectively and area...

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Q JEE MAIN 2026

Sixty four rain drops of radius 1 mm each falling down with a terminal velocity of $10 \mathrm{~cm} / \mathrm{s}$...

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Q JEE MAIN 2026

The strain-stress plot for materials A, B, C and D is shown in the figure. Which material has the largest...

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Q JEE MAIN 2026

A small metallic sphere of diameter 2 mm and density $10.5 \mathrm{~g} / \mathrm{cm}^3$ is dropped in glycerine having viscosity...

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Q JEE MAIN 2026

The terminal velocity of a metallic ball of radius 6 mm in a viscous fluid is 20 cm/s. The terminal...

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Q JEE MAIN 2020

If speed V, area A and force F are chosen as fundamental units, then the dimension of Young’s modulus will...

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Q JEE MAIN_2019

The ratio of surface tensions of mercury and water is given to be 7.5 while the ratio of their densities...

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Q JEE MAIN 2019

A load of mass M kg is suspended from a steel wire of length 2 m and radius 1.0 mm...

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Q JEE MAIN 2019

A uniform cylindrical rod of length L and radius r, is made from a material whose Young’s modulus of Elasticity...

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Q JEE-MAIN 2020

In an experiment to verify Stokes law, a small spherical ball of radius $r$ and density $\rho$ falls under gravity...

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Q JEE MAIN 2019

The elastic limit of brass is 379 MPa. What should be the minimum diameter of a brass rod if it...

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Q JEE Main 2019

The density of a material is SI units is $128 \mathrm{~kg} \mathrm{~m}^{-3}$. In certain units in which the unit of...

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Q JEE MAIN 2019

If speed (V), acceleration (A) and force (F) are considered as fundamental units, the dimension of Young’s modulus will be

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Q JEE MAIN 2021

A uniform heavy rod of weight $10 \mathrm{~kg} \mathrm{~ms}^{-2}$, cross-sectional area $100 \mathrm{~cm}^2$ and length 20 cm is hanging from...

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Q JEE MAIN 2021

Given below are two statements : Statement I : Chlorofluoro carbons breakdown by radiation in the visible energy region and...

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Q JEE MAIN 2019

A boy’s catapult is made of rubber cord which is 42 cm long, with 6 mm diameter of crosssection and...

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Q JEE MAIN 2019

Young’s moduli of two wires A and B are in the ratio 7 : 4. Wire A is 2 m...

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Q JEE MAIN 2021

A uniform heating wire of resistance 36 Ω is connected across a potential difference of 240 V. The wire is...

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Q JEE MAIN 2021

A student determined Young's Modulus of elasticity using the formula $Y=\frac{\mathrm{MgL}^3}{4 \mathrm{bd}^3 \delta}$. The value of g is taken to...

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Q JEE MAIN 2022

In an experiment to determine the Young’s modulus, steel wires of five different lengths (1,2,3, 4 and 5 m) but...

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Q JEE MAIN 2021

If Y, K and  are the values of Young's modulus, bulk modulus and modulus of rigidity of any material...

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Q JEE MAIN 2021

A uniform metallic wire is elongated by 0.04 m when subjected to a linear force F. The elongation, if its...

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Q JEE MAIN 2022

The velocity of a small ball of mass 0.3 g and density 8 g/cc when dropped in a container filled...

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A metal wire of length 0.5 m and cross-sectional area $10^{-4} \mathrm{~m}^2$ has breaking stress $5 \times 10^8 \mathrm{Nm}^{-2}$. A...

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Q JEE MAIN 2022

A string of area of cross-section $4 \mathrm{~mm}^2$ and length 0.5 is connected with a rigid body of mass 2...

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Q JEE Main 2022

The diameter of an air bubble which was initially 2 mm , rises steadily through a solution of density $...

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Q JEE MAIN 2022

The area of cross section of the rope used to lift a load by a crane is $...

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Q JEE MAIN 2022

A steel wire of length 3.2 m $\left(\mathrm{Y}_{\mathrm{s}}=2.0 \times 10^{11} \mathrm{Nm}^{-2}\right)$ and a copper wire of length 4.4 M $...

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Q JEE MAIN 2022

A square aluminium (shear modulus is $25 \times 10^9 \mathrm{Nm}^{-2}$ ) slab of side 60 cm and thickness 15 cm...

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Q JEE MAIN 2022

In an experiment of determine the Young’s modulus of wire of a length exactly 1m, the extension in the length...

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Q JEE MAIN 2022

A wire of length L and radius r is clamped rigidly at one end. When the other end of the...

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The force required to stretch a wire of cross-section $1 \mathrm{~cm}^2$ to double its length will be.i(Given Youg's modulus of...

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Q JEE MAIN 2022

If the length of a wire is made double and radius is halved of its respective values. Then, the Young’s...

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A wire of length $L$ is hanging from a fixed support. The length changes to $L_1$ and $L_2$ when masses...

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Q JEE MAIN 2022

Given below are two statements: One is labeled as Assertion A and the other is labelled as Reason R. Assertion...

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Two metallic wires P and Q have same volume and are made up of same material. If their area of...

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A wire of length L and radius r is clamped at one end. If its other end is pulled by...

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Q JEE MAIN 2024

One end of a metal wire is fixed to a ceiling and a load of 2 kg hangs from the...

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Given below are two statements : one is labelled as Assertion (A) and the other is labelled as Reason (R)...

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Q JEE MAIN 2023

A metal block of mass m is suspended from a rigid support through a metal wire of diameter $...

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A sample of a liquid is kept at 1 atm . It is compressed to 5 atm which leads to...

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A 3 m long wire of radius 3 mm shows an extension of 0.1 mm when loaded vertically by a...

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A cylindrical rod of length 1 m and radius 4 cm is mounted vertically. It is subjected to a shear...

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A solid steel ball of diameter 3.6 mm acquired terminal velocity $2.45 \times 10^{-2} \mathrm{~m} / \mathrm{s}$ while falling under...

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Q JEE MAIN 2023

A steel rod of length 1 m and cross sectional area $10^{-4} \mathrm{~m}^2$ is heated from $0^{\circ} \mathrm{C}$ to $...

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Q JEE MAIN 2023

Young’s moduli of the material of wires A and B are in the ratio of 1 : 4, while its...

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Q JEE MAIN 2023

Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason R Assertion...

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A 100 m long wire having cross-sectional area $6.25 \times 10^{-4} \mathrm{~m}^2$ and Young’s modulus is $10^{10} \mathrm{Nm}^{-2}$ is subjected...

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Q JEE MAIN_2023

A metal block of base area $0.20 \mathrm{~m}^2$ is placed on a table, as shown in figure. A liquid film...

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Q JEE MAIN_2023

A Spherical ball of radius 1mm and density 10.5 g/cc is dropped in glycerine of coefficient of viscosity 9.8 poise...

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Q JEE MAIN 2023

Under the same load, wire $A$ having length 5.0 m and cross section $2.5 \times 10^{-5} \mathrm{~m}^2$ stretches uniformly by...

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Q JEE MAIN_2023

Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason R Assertion...

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Q JEE MAIN 2023

For a solid rod, the Young's modulus of elasticity is $3.2 \times 10^{11} \mathrm{Nm}^{-2}$ and density is $...

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Q JEE MAIN 2023

A stone of mass 1 kg is tied to end of a massless string of length 1 m. If the...

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Q JEE MAIN 2023

The Young's modulus of a steel wire of length 6 m and cross-sectional area $3 \mathrm{~mm}^2$, is $...

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Q JEE MAIN 2023

The elastic potential energy stored in a steel wire of length 20 m stretched through 2 cm is 80 J....

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Under isothermal condition, the pressure of a gas is given by \mathrm{P}=\mathrm{a} \mathrm{~V}^{-3}, where a is a constant and V...

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The length of wire becomes $\mathrm{I}_1$ and $\mathrm{I}_2$ when 100 N and 120 N tensions are applied respectively. If $...

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An air bubble of diameter 6 mm rises steadily through a solution of density $1750 \mathrm{~kg} / \mathrm{m}^3$ at the...

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Q JEE MAIN 2023

A wire of length ' $L$ ' and radius ' $r$ ' is clamped rigidly at one end. When the...

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Q JEE MAIN 2023

A steel rod has a radius of 20 mm and a length of 2.0 m. A force of 62.8 kN...

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An aluminium rod with Young's modulus $Y=7.0 \times 10^{10} \mathrm{~N} / \mathrm{m}^2$ undergoes elastic strain of $0.04 \%$. The energy...

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Q JEE MAIN 2023

A small ball of mass M and density $\rho$ is dropped in a viscous liquid of density $\rho_0$. After some...

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Q JEE MAINS 2023

As shown in the figure, in an experiment to determine Young's modulus of a wire, the extension-load curve is plotted....

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Q JEE MAIN_2023

A certain pressure 'P' is applied to 1 litre of water and 2 litre of a liquid separately. Water gets...

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Q JEE MAIN 2023

Choose the correct relationship between Poisson ratio $(\sigma)$, bulk modulus $(\mathrm{K})$ and modulus of rigidity $(\eta)$ of a given solid...

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Q JEE MAINS 2024

The depth below the surface of sea to which a rubber ball be taken so as to decrease its volume...

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Q JEE MAINS 2024

A small steel ball is dropped into a long cylinder containing glycerine. Which one of the following is the correct...

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A small ball of mass m and density $\rho$ is dropped in a viscous liquid of density $\rho_0$. After sometime,...

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Q JEE MAIN 2024

The density and breaking stress of a wire are 6× 〖10〗^4 " " kg/m^3 and 1.2×〖10〗^8 " " N/m^2 respectively....

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With rise in temperature, the Young's modulus of elasticity

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Q JEE-Main_2024

Each of three blocks P,Q and R shown in figure has a mass of 3kg. Each of the wire A...

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Young's modules of material of a wire of length 'L' and cross-sectional area is . If the length of the...

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Q JEE MAIN 2024

If average depth of an ocean is 4000 m and the bulk modulus of water is $2 \times 10^9 \mathrm{Nm}^{-2}$,...

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Q JEE MAIN 2024

Given below are two statements : Statement (I) :Viscosity of gases is greater than that of liquids. Statement (II) :...

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Q JEE MAIN 2025

Two slabs with square cross section of different materials (1,2) with equal sides $(l)$ and thickness ${d_1}$ and ${d_2}$ such...

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The volume contraction of a solid copper cube of edge length 10 cm , when subjected to a hydraulic pressure...

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Q JEE MAIN 2025

The increase in pressure required to decrease the volume of a water sample by $0.2 \%$ is $...

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Q JEE MAIN 2025

Two wires A and B are made of same material having ratio of lengths $\frac{{{L_A}}}{{{L_B}}} = \frac{1}{3}$ and their diameters...

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Q JEE MAIN 2025

A steel wire of length 2 m and Young's modulus $2.0 \times {10^{11}}N{m^{ - 2}}$ is stretched by a force....

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Q JEE MAIN 2025

The fractional compression $\left( {\frac{{\Delta V}}{V}} \right)$ of water at the depth of 2.5 km below the sea level is...

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Q JEE MAIN 2025

Consider following statements: A. Surface tension arises due to extra energy of the molecules at the interior as compared to...

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In the experiment for measurement of viscosity '$\eta$' of given liquid with a ball having radius R, consider following statements....

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