Jee Advanced 2025 - Paper 2

A temperature difference can generate e.m.f. in some materials. Let $S$ be the e.m.f. produced per unit temperature diff

Two co-axial conducting cylinders of same length $\ell$ with radii $\sqrt{2}R$ and $2R$ are kept, as shown in Fig. 1. Th

As shown in the figures, a uniform rod $OO'$ of length $l$ is hinged at the point $O$ and held in place vertically betwe

Consider a star of mass $m_2$ kg revolving in a circular orbit around another star of mass $m_1$ kg with $m_1 \gg m_2$.

A positive point charge of $10^{-8}$ C is kept at a distance of 20 cm from the center of a neutral conducting sphere of

Two identical concave mirrors each of focal length $f$ are facing each other as shown in the schematic diagram. The foca

Six infinitely large and thin non-conducting sheets are fixed in configurations I and II. As shown in the figure, the sh

The efficiency of a Carnot engine operating with a hot reservoir kept at a temperature of $1000 \text{ K}$ is $0.4$. It

A conducting solid sphere of radius $R$ and mass $M$ carries a charge $Q$. The sphere is rotating about an axis passing

A hydrogen atom, initially at rest in its ground state, absorbs a photon of frequency $\nu_1$ and ejects the electron wi

An ideal monatomic gas of $n$ moles is taken through a cycle $WXYZW$ consisting of consecutive adiabatic and isobaric qu

A geostationary satellite above the equator is orbiting around the earth at a fixed distance $r_1$ from the center of th

The left and right compartments of a thermally isolated container of length $L$ are separated by a thermally conducting,

In a Young's double slit experiment, a combination of two glass wedges $A$ and $B$, having refractive indices $1.7$ and

A projectile of mass $200$ g is launched in a viscous medium at an angle $60^\circ$ with the horizontal, with an initial

An audio transmitter (T) and a receiver (R) are hung vertically from two identical massless strings of length $8$ m with