JEE Main 2022 · PhysicsNumerical answerNumerical valueMediumMulti-step

JEE Main 29 July 2022, Shift 2, Physics Q53

Question 53 of 90 in this shift, Physics question 23 of 30, Section B.

A metal wire of length 0.5 m and cross-sectional area

10^{-4}\ \mathrm{m^2}

has breaking stress

5\times10^8\ \mathrm{Nm^{-2}}

. A block of 10 kg is attached at one end of the string and is rotating in a horizontal circle. The maximum linear velocity of block will be ____

\mathrm{ms^{-1}}

Official answer

NTA final key.

Chapter: Mechanical Properties of Solids
Topic: Elasticity
Idea tested: Breaking Stress and Breaking Force

Same idea in other shifts

Asked 7× in all

5 Apr 2026, Shift 1 · Q43Two wires as shown in the figure below, made of steel and have breaking stress of $12 \times 10^8\ \mathrm{N/m^2}$ . Area of cross-section…MediumSingle correctHas a figure
6 Apr 2026, Shift 1 · Q30A lift of mass 1600 kg is supported by thick iron wire. If the maximum stress which the wire can withstand is $4\times10^8$ N/m $^2$ and…MediumSingle correct
26 Jul 2022, Shift 2 · Q50The area of cross section of the rope used to lift a load by a crane is $2.5 \times 10^{-4}m^2$ . The maximum lifting capacity of the crane…EasySingle correct
26 Aug 2021, Shift 2 · Q13Two blocks of masses 3 kg and 5 kg are connected by a metal wire going over a smooth pulley. The breaking stress of the metal is…MediumDiagram basedHas a figure
27 Aug 2021, Shift 2 · Q24Wires $W_1$ and $W_2$ are made of same material having the breaking stress of $1.25\times10^9\ \mathrm{N/m^2}$ . $W_1$ and $W_2$ have…MediumNumerical valueHas a figure
9 Jan 2020, Shift 1 · Q23A body of mass m=10 kg is attached to one end of a wire of length 0.3 m. The maximum angular speed (in rad $\mathrm{s^{-1}}$ ) with which…MediumNumerical value

Question text from the official JEE Main paper published by NTA; answer from the final answer key. Chapter, topic and idea tags, difficulty and skill are Lumi’s. Lumi analyses 108 of the 174 JEE Main shifts held from 2017 to 2026.