Re-NEET (UG) 2026 question paper

1. A.
   3
2. B.
   1
3. C.
   $\dfrac{1}{3}$
4. D.
   $\dfrac{1}{2}$

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1. A.
   $n_A = n_B$
2. B.
   $n_A = 2n_B$
3. C.
   $n_A = \dfrac{1}{4}n_B$
4. D.
   $n_A = \dfrac{1}{2}n_B$

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1. A.
   1/4
2. B.
   1/2
3. C.
   1
4. D.
   2

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1. A.
   $\dfrac{5}{9}$
2. B.
   $\dfrac{9}{5}$
3. C.
   1
4. D.
   $\dfrac{3}{5}$

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1. A.
   $\mu_0\pi n^2 r^2 l$
2. B.
   $\mu_0 n^2 r^2 l$
3. C.
   $(\mu_0/2\pi)n^2 r^2 l$
4. D.
   $2\mu_0\pi n^2 r^2 l$

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1. A.
   12
2. B.
   6
3. C.
   3
4. D.
   0

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1. A.
   3726
2. B.
   3730
3. C.
   3736
4. D.
   3740

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1. A.
   I decreases linearly with t; $|V|$ remains constant with t
2. B.
   I decreases linearly with t; $|V|$ decreases linearly with t
3. C.
   I remains constant with t; $|V|$ decreases linearly with t
4. D.
   I remains constant with t; $|V|$ remains constant with t

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1. A.
   2/3
2. B.
   1/3
3. C.
   1/2
4. D.
   1/6

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1. A.
   100
2. B.
   200
3. C.
   300
4. D.
   400

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1. A.
   $\dfrac{\mu_0 I_0}{12r}$
2. B.
   $\dfrac{\mu_0 I_0}{4r}$
3. C.
   $\dfrac{\mu_0 I_0}{2r}$
4. D.
   $\dfrac{\mu_0 I_0}{2\pi r}$

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1. A.
   Line with positive slope crossing the $\sigma/\rho$ axis at 1 (v = 0 at $\sigma/\rho = 1$, rising for $\sigma/\rho > 1$); no dotted extension below axis
2. B.
   Line with positive slope, dotted extension passing through origin, v positive at $\sigma/\rho = 0$
3. C.
   Line with positive slope, dotted extension below axis, meeting axis at $\sigma/\rho = 1$
4. D.
   Horizontal line (v constant) for $\sigma/\rho > 1$

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1. A.
   $\dfrac{1}{\sqrt{2}}$
2. B.
   1
3. C.
   $\sqrt{2}$
4. D.
   2

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1. A.
   $R^{1/2}$
2. B.
   $R^{3/2}$
3. C.
   $R^2$
4. D.
   $R^3$

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1. A.
   $\dfrac{\mu_0 I^2}{2\pi\lambda g}$
2. B.
   $\dfrac{\mu_0 I^2}{\pi\lambda g}$
3. C.
   $\dfrac{2\mu_0 I^2}{\pi\lambda g}$
4. D.
   $\dfrac{4\mu_0 I^2}{\pi\lambda g}$

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1. A.
   3 V
2. B.
   2 V
3. C.
   1 V
4. D.
   0 V

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1. A.
   41.5 J
2. B.
   83 J
3. C.
   124.5 J
4. D.
   166 J

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1. A.
   $V_1 = 0, V_2 < V_3$
2. B.
   $V_1 = 0, V_2 > V_3$
3. C.
   $V_1 > V_2, V_3 = 0$
4. D.
   $V_1 < V_2, V_3 = 0$

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1. A.
   $\dfrac{2}{450}$
2. B.
   $\dfrac{1}{250}$
3. C.
   225
4. D.
   275

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1. A.
   Measurement of resistance of a wire using meter bridge
2. B.
   Measurement of gravitational acceleration using simple pendulum
3. C.
   Measurement of focal length of lenses using optical bench
4. D.
   Measurement of speed of sound using resonance tube

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1. A.
   2
2. B.
   6
3. C.
   9
4. D.
   18

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1. A.
   0
2. B.
   1
3. C.
   2
4. D.
   3

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1. A.
2. B.
3. C.
4. D.

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1. A.
   $2\pi R^3\alpha\Delta T$
2. B.
   $3\pi R^3\alpha\Delta T$
3. C.
   $4\pi R^3\alpha\Delta T$
4. D.
   $6\pi R^3\alpha\Delta T$

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1. A.
   4
2. B.
   2
3. C.
   1/2
4. D.
   1/4

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1. A.
   0.60 cm
2. B.
   0.96 cm
3. C.
   1.00 cm
4. D.
   1.04 cm

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1. A.
   $(M - m)(R + r)^2$
2. B.
   $(m - M)(R + r)^2$
3. C.
   $(m - M)(R - r)^2$
4. D.
   0

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1. A.
   $k = \dfrac{1}{m}$
2. B.
   $k = m$
3. C.
   $k = m^2$
4. D.
   $k = \sqrt{m}$

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1. A.
   20 cm to the left of the concave lens
2. B.
   60 cm to the left of the concave lens
3. C.
   30 cm to the right of the concave lens
4. D.
   60 cm to the right of the concave lens

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1. A.
   2.2 A
2. B.
   5.5 A
3. C.
   11.0 A
4. D.
   22.0 A

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1. A.
   $\dfrac{1}{4}$
2. B.
   $\dfrac{1}{2}$
3. C.
   1
4. D.
   2

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1. A.
   Series of positive humps that touch zero periodically (like $|\cos t|$ squared humps, both humps same height)
2. B.
   Curve starting high, dipping to zero once (single cusp), then rising
3. C.
   Constant (horizontal line)
4. D.
   Increasing curve starting from zero

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1. A.
   $E_A = 0, E_B = E_C$
2. B.
   $E_A \neq 0, E_B = E_C$
3. C.
   $E_A = 0, E_B > E_C$
4. D.
   $E_A \neq 0, E_B < E_C$

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1. A.
   $\sqrt{\dfrac{3Qq}{4\pi\epsilon_0 mR}}$
2. B.
   $\sqrt{\dfrac{2Qq}{3\pi\epsilon_0 mR}}$
3. C.
   $\sqrt{\dfrac{Qq}{3\pi\epsilon_0 mR}}$
4. D.
   $\sqrt{\dfrac{Qq}{4\pi\epsilon_0 mR}}$

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1. A.
   $N(\theta)$ increasing (rising straight line on log scale) from 0 to 180 degrees
2. B.
   $N(\theta)$ nearly flat then falling off sharply toward 180 degrees
3. C.
   $N(\theta)$ starting very high near small $\theta$ and decreasing sharply, levelling off toward 180 degrees
4. D.
   $N(\theta)$ low at ends, plateau high in the middle (trapezoidal)

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1. A.
   $I_A$ remains constant while $I_B$ increases
2. B.
   $I_A$ decreases while $I_B$ increases
3. C.
   $I_A$ increases while $I_B$ decreases
4. D.
   both $I_A$ and $I_B$ remain constant

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1. A.
   $[L^{-1}T^{-1}K^{-2}]$
2. B.
   $[L^{-1}K^{-2}]$
3. C.
   $[L^{-1}T^{-1}K^{-3}]$
4. D.
   $[L^{-1}T^{-1}K^{-4}]$

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1. A.
   The speed of the electromagnetic wave inside the medium is $10^8\ \text{ms}^{-1}$
2. B.
   The wavelength of the electromagnetic wave inside the medium is 300 m
3. C.
   The magnetic field is given by the relation $B_y = \dfrac{B_0}{v}\sin(kz - 2\pi\times 10^6 t)$ where v is the speed of the electromagnetic wave inside the medium
4. D.
   The direction of propagation of the electromagnetic wave is along $+z$

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1. A.
   400 J
2. B.
   500 J
3. C.
   600 J
4. D.
   800 J

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1. A.
   4
2. B.
   3
3. C.
   2
4. D.
   1

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1. A.
   $\tan^{-1}\left(\dfrac{1}{5}\right)$
2. B.
   $\tan^{-1}\left(\dfrac{2}{5}\right)$
3. C.
   $\tan^{-1}\left(\sqrt{3}/2\right)$
4. D.
   $\tan^{-1}\left(2\sqrt{3}\right)$

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1. A.
   $W_1 > W_2 > W_3$
2. B.
   $W_3 = W_1 > W_2$
3. C.
   $W_3 > W_2 > W_1$
4. D.
   $W_2 > W_1 = W_3$

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1. A.
   P-I, Q-II, R-III, S-IV
2. B.
   P-I, Q-IV, R-II, S-III
3. C.
   P-II, Q-I, R-IV, S-III
4. D.
   P-II, Q-IV, R-III, S-I

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1. A.
   8
2. B.
   7
3. C.
   5
4. D.
   2.5

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1. A.
   4
2. B.
   3
3. C.
   3
4. D.
   1

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1. A.
   If P is the sodium salt of a carboxylic acid, Q is a primary alcohol.
2. B.
   P and Q are aromatic compounds.
3. C.
   If P gives a carboxylic acid on acidification, Q gives a poisonous gas on exposure to air and light.
4. D.
   Both P and Q are carbonyl compounds.

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1. A.
   Both Statement-I and Statement-II are correct.
2. B.
   Both Statement-I and Statement-II are incorrect.
3. C.
   Statement-I is correct but Statement-II is incorrect
4. D.
   Statement-I is incorrect but Statement-II is correct.

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1. A.
   filled $\sigma$ and filled $\pi$ orbitals
2. B.
   empty $\sigma$ and empty $\pi^{*}$ orbitals
3. C.
   empty $\sigma^{*}$ and filled $\pi$ orbitals
4. D.
   empty $\sigma^{*}$ and empty $\pi^{*}$ orbitals

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1. A.
   1 : 2
2. B.
   2 : 1
3. C.
   2 : 3
4. D.
   3 : 2

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1. A.
   Tertiary structure of proteins has two or more polypeptide subunits
2. B.
   Only the proteins having a quaternary structure are biologically active.
3. C.
   In $\beta$-pleated sheet structures, peptide chains are held together by intermolecular hydrogen bonds.
4. D.
   In $\alpha$-helices, the polypeptide chain is twisted into a left-handed screw (helix) through intramolecular hydrogen bonds.

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1. A.
   17.014 and 21.023
2. B.
   17.015 and 21.023
3. C.
   17.014 and 21.024
4. D.
   17.015 and 21.024

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1. A.
   $\text{Hg}_2\text{Cl}_2 > \text{Zn(OH)}_2 > \text{AgBr}$
2. B.
   $\text{AgBr} > \text{Zn(OH)}_2 > \text{Hg}_2\text{Cl}_2$
3. C.
   $\text{Hg}_2\text{Cl}_2 > \text{AgBr} > \text{Zn(OH)}_2$
4. D.
   $\text{Zn(OH)}_2 > \text{AgBr} > \text{Hg}_2\text{Cl}_2$

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1. A.
   F > Cl > Br > I
2. B.
   Br > Cl > F > I
3. C.
   Cl > F > Br > I
4. D.
   I > Br > Cl > F

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1. A.
   Both A and R are correct and R is the correct explanation of A
2. B.
   Both A and R are correct but R is NOT the correct explanation of A
3. C.
   A is correct but R is not correct
4. D.
   A is not correct but R is correct

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1. A.
   leucine
2. B.
   threonine
3. C.
   methionine
4. D.
   serine

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1. A.
   +0.40 V
2. B.
   +0.76 V
3. C.
   -0.48 V
4. D.
   +0.92 V

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1. A.
   0.10 M
2. B.
   0.20 M
3. C.
   0.25 M
4. D.
   0.15 M

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1. A.
   $\text{CO} > \text{NH}_3 > \text{H}_2\text{O} > \text{Cl}^{-}$
2. B.
   $\text{CO} > \text{H}_2\text{O} > \text{NH}_3 > \text{Cl}^{-}$
3. C.
   $\text{Cl}^{-} > \text{H}_2\text{O} > \text{NH}_3 > \text{CO}$
4. D.
   $\text{Cl}^{-} > \text{NH}_3 > \text{H}_2\text{O} > \text{CO}$

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1. A.
   $\Delta S_{System} = 0$; $\Delta S_{Surroundings} = 0$
2. B.
   $\Delta S_{System} = 4.606R$; $\Delta S_{Surroundings} = -4.606R$
3. C.
   $\Delta S_{System} = 0$; $\Delta S_{Surroundings} = 4.606 R$
4. D.
   $\Delta S_{System} = 4.606R$; $\Delta S_{Surroundings} = 0$

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1. A.
   1.5 min
2. B.
   0.75 min
3. C.
   1.0 min
4. D.
   2.0 min

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1. A.
   Both A and R are correct and R is the correct explanation of A
2. B.
   Both A and R are correct and R is NOT the correct explanation of A
3. C.
   A is correct but R is not correct
4. D.
   A is not correct but R is correct

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1. A.
   80.0
2. B.
   100.0
3. C.
   90.0
4. D.
   76.0

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1. A.
   352 g
2. B.
   322 g
3. C.
   176 g
4. D.
   362 g

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1. A.
   125 K
2. B.
   150 K
3. C.
   200 K
4. D.
   250 K

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1. A.
   Both Statement-I and Statement-II are correct.
2. B.
   Both Statement-I and Statement-II are incorrect.
3. C.
   Statement-I is correct but Statement-II is incorrect.
4. D.
   Statement-I is incorrect but Statement-II is correct.

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