121 JEE Main Mathematics in Physics PYQs (2002–2026) with verified answers and step-by-step solutions.
This page collects every JEE Main Mathematics in Physics previous-year question from Physics, 2002–2026. Each links to a full solution with a verified answer key. Click any year above to narrow the list, or open a question to study its step-by-step working and then practice it on PrepSharp's CBT player.
Four persons measure the length of a rod as 20.00 ~cm, 19.75 ~cm, 17.01 ~cm and 18.25 cm. The relative error in the mea…
The density ρ of a uniform cylinder is determined by measuring its mass m, length l and diameter d. The measured values…
In an experiment the values of two spring constants were measured as k₁=(10 ± 0.2) N / m and k₂=(20 ± 0.3) N / m. If th…
For an experimental expression y=(32.3 × 1125)/(27.4), where all the digits are significant. Then to report the value o…
A physical quantity Q is related to four observables a, b, c, d as follows : Q=ab ⁴~cd where, a=(60 ± 3) Pa ; b=(20 ± 0…
Two particles are located at equal distance from origin. The position vectors of those are represented by A=2 i+3 n j+2…
The energy of a system is given as E(t)=α³ e⁻β t, where t is the time and β=0.3 ~s⁻¹. The errors in the measurement of…
A physical quantity C is related to four other quantities p, q, r and s as follows C=pq²r³ ~s The percentage errors in…
A quantity Q is formulated as X⁻² Y⁺⁽³⁾/⁽²⁾ Z⁻⁽²⁾/⁽⁵⁾ · X, Y and Z are independent parameters which have fractional err…
The maximum percentage error in the measurment of density of a wire is [Given, mass of wire =(0.60 ± 0.003) g radius of…
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