13 JEE Main 2023 Mathematics in Physics previous-year questions with verified answers and step-by-step solutions.
These are the JEE Main 2023 previous-year questions from the Mathematics in Physics chapter of Physics. Each links to a full solution with a verified answer key. To see the whole chapter across all years, visit the Mathematics in Physics chapter hub.
The length of a metallic wire is increased by 20 % and its area of cross-section is reduced by 4 % . The percentage cha…
In an experiment of measuring the refractive index of a glass slab using travelling microscope in physics lab, a studen…
A vector in x - y plane makes an angle of 30 o with y -axis. The magnitude of y -component of vector is 2 3 . The magni…
A cylindrical wire of mass   ( 0 . 4   ±   0 . 01 )   g has length ( 8   ±   0…
A body is moving with constant speed, in a circle of radius 10   m . The body completes one revolution in 4  …
Two resistance are given as R 1 = ( 10 ± 0 . 5 )   Ω and R 2 = ( 15 ± 0 . 5 )   Ω . The p…
Vectors a i ^ + b j ^ + k ^ and 2 i ^ - 3 j ^ + 4 k ^ are perpendicular to each other when 3 a + 2 b = 7 , the ratio of…
If P → = 3 i ^ + 3 j ^ + 2 k ^ and Q → = 4 i ^ + 3 j ^ + 2 . 5 k ^ then, the unit vector in the direction o…
Three forces F 1 = 10   N ,   F 2 = 8   N ,   F 3 = 6   N are acting on a particle of mass 5 &…
A physical quantity P is given as P = a 2 b 3 c d . The percentage error in the measurement of a ,   b ,   c…
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