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Yearly PYQ Solutions - JEE

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QJEE Advance 20132013

The standard enthalpies of formation of $\mathrm{CO}_2(\mathrm{~g}), \mathrm{H}_2 \mathrm{O}(\mathrm{l})$ and glucose $(\mathrm{s})$ at $25^{\circ} \mathrm{C}$ are $...

JEE AdvanceChemistryEasy

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QJEE Advance 20122012

The $\beta$-decay process, discovered around 1900, is basically the decay of a neutron (n), In the laboratory, a proton (...

JEE AdvancePhysicsEasy

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QJEE Advance 20132013

The carbon-based reduction method is NOT used for the extraction of

JEE AdvanceChemistryEasy

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QJEE Advance 20122012

The $\beta$-decay process, discovered around 1900, is basically the decay of a neutron (n), In the laboratory, a proton (...

JEE AdvancePhysicsEasy

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QJEE Advance 20132013

In the nuclear transmutation $$ { }_4^9 \mathrm{Be}+\mathrm{X} \longrightarrow{ }_4^8 \mathrm{Be}+\mathrm{Y} $$ $(\mathbf{X}, \mathbf{Y})$ is (are)

JEE AdvanceChemistryEasy

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QJEE ADVANCE 20122012

A small block of mass of 0.1 kg lies on a fixed inclined plane PQ which makes an angle $\theta$...

JEE AdvancePhysicsEasy

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QJEE Advance 20132013

A freshly prepared sample of a radioisotope of half-life 1386 s has activity $10^3$ disintegrations per second. Given that $...

JEE AdvancePhysicsEasy

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QJEE Advance 20132013

The correct statement(s) about $\mathrm{O}_3$ is (are)

JEE AdvanceChemistryEasy

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QJEE ADVANCE 20122012

A person blows into open-end of a long pipe. As a result, a high-pressure pulse of air travels down the...

JEE AdvancePhysicsEasy

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QJEE Advance 20132013

A particle of mass 0.2 kg is moving in one dimension under a force that delivers a constant power 0.5...

JEE AdvancePhysicsEasy

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QJEE ADVANCE 20122012

Young's double slit experiment is carried out by using green, red and blue light, one color at time. The fringe...

JEE AdvancePhysicsEasy

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QJEE Advance 20122012

Two moles of ideal helium gas are in a rubber balloon at $30^{\circ} \mathrm{C}$. The balloon is fully expandable and...

JEE AdvancePhysicsEasy

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QJEE Advance 20132013

A bob of mass m , suspended by a string of length $I_1$, is given a minimum velocity required to...

JEE AdvancePhysicsEasy

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QJEE ADVANCE 20122012

A small mass $m$ is attached to a massless string whose other end is fixed at $P$ as shown in...

JEE AdvancePhysicsEasy

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QJEE Advance 20132013

The work functions of Silver and Sodium are 4.6 and 2.3 eV , respectively. The ratio of the slope of...

JEE AdvancePhysicsEasy

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QJEE Advance 20132013

After completion of the reactions (I and II), the organic compound(s) in the reaction mixtures is (are)

JEE AdvanceChemistryEasy

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QJEE ADVANCE 20122012

A bi-convex lens is formed with two thin plano-convex lenses as shown in the figure. Refractive index n of the...

JEE AdvancePhysicsEasy

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QJEE Advance 20122012

Two identical discs of same radius $R$ are rotating about their axes in opposite directions with the same constant angular...

JEE AdvancePhysicsEasy

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