MHT-CET 2025 (26 April Shift I), Paper II, Physics & Chemistry question paper

1. A.
   0.7 V
2. B.
   1.4 V
3. C.
   2.1 V
4. D.
   4.2 V

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1. A.
   $400\Omega$
2. B.
   $800\Omega$
3. C.
   $1000\Omega$
4. D.
   $1200\Omega$

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1. A.
   It is an instantaneous change.
2. B.
   The system is not in thermodynamic equilibrium.
3. C.
   Free expansion can be plotted on a P-V diagram.
4. D.
   It is an uncontrolled change.

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1. A.
   increases.
2. B.
   decreases.
3. C.
   remains unchanged.
4. D.
   becomes zero.

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1. A.
   increase.
2. B.
   decrease.
3. C.
   be $\left( \frac{1}{3} \right)^{\text{rd~}}$
4. D.
   be zero.

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1. A.
   $\frac{R + d}{R}$
2. B.
   $\frac{R - d}{R}$
3. C.
   $\frac{R}{R + d}$
4. D.
   $\frac{R}{R - d}$

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1. A.
   0.5
2. B.
   2
3. C.
   0.25
4. D.
   1

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1. A.
   1.0 H
2. B.
   1.2 H
3. C.
   1.5 H
4. D.
   1.8 H

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1. A.
   2 times
2. B.
   4 times
3. C.
   8 times
4. D.
   16 times

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1. A.
   $0.5\text{ }m/s$
2. B.
   $1\text{ }m/s$
3. C.
   $1.5\text{ }m/s$
4. D.
   $2.5\text{ }m/s$

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1. A.
   4
2. B.
   5
3. C.
   6
4. D.
   7

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1. A.
   1.5
2. B.
   2.5
3. C.
   3.5
4. D.
   4.5

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1. A.
   $\sqrt{0.11}\text{ }m$
2. B.
   $\sqrt{0.15}\text{ }m$
3. C.
   $\sqrt{0.17}\text{ }m$
4. D.
   $\sqrt{0.19}\text{ }m$

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1. A.
   equal to zero.
2. B.
   less than 1.0 eV (non-zero).
3. C.
   more than 1.8 eV.
4. D.
   between 1.0 eV and 1.8 eV.

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1. A.
   $n:m$
2. B.
   $m:n$
3. C.
   $n:\left( m - \frac{1}{2} \right)$
4. D.
   $\ \left( n - \frac{1}{2} \right):m$

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1. A.
   256 times
2. B.
   128 times
3. C.
   64 times
4. D.
   8 times

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1. A.
   Electric lines of force originate from a positively charged object and end on negatively charged object.
2. B.
   The electric lines of force do not intersect each other.
3. C.
   The electric lines of force pass through the conductor.
4. D.
   The electric lines of force are crowded in a region where electric intensity is large.

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1. A.
   1320 K
2. B.
   2240 K
3. C.
   2640 K
4. D.
   3230 K

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1. A.
   $\frac{5\lambda}{7}$
2. B.
   $\frac{7\lambda}{9}$
3. C.
   $\frac{3\lambda}{4}$
4. D.
   $\frac{9\lambda}{13}$

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1. A.
   $10\mu\text{ }F$
2. B.
   $20\mu\text{ }F$
3. C.
   $40\mu\text{ }F$
4. D.
   $50\mu\text{ }F$

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1. A.
   $\frac{\alpha}{\beta}$
2. B.
   $\frac{\alpha^{2}}{\beta}$
3. C.
   $\frac{\alpha^{2}}{2\beta}$
4. D.
   $\frac{\alpha}{2\beta}$

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1. A.
   $\left( \frac{K + 1}{2} \right)$
2. B.
   $\left( \frac{K + 1}{3} \right)$
3. C.
   $\left( \frac{K + 1}{4} \right)$
4. D.
   $4(\text{ }K + 1)$

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1. A.
   $\frac{625}{144}$
2. B.
   $\frac{125}{81}$
3. C.
   $\frac{25}{9}$
4. D.
   $\frac{5}{3}$

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1. A.
   1.625
2. B.
   1.575
3. C.
   1.525
4. D.
   1.515

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1. A.
   $\frac{2\lambda mc}{h}$
2. B.
   $\frac{\lambda mc}{h}$
3. C.
   $\frac{h}{2\lambda mc}$
4. D.
   $\frac{h}{\lambda mc}$

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1. A.
   76 R
2. B.
   84 R
3. C.
   90 R
4. D.
   96 R

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1. A.
   0.667 m
2. B.
   0.5 m
3. C.
   0.4 m
4. D.
   0.6 m

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1. A.
   $l_{A} = 120\text{ }cm,l_{B} = 60\text{ }cm$.
2. B.
   $l_{A} = 180\text{ }cm,l_{B} = 120\text{ }cm$.
3. C.
   $l_{A} = 240\text{ }cm,l_{B} = 180\text{ }cm$.
4. D.
   $l_{A} = 270\text{ }cm,l_{B} = 210\text{ }cm$.

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1. A.
   zero
2. B.
   $\frac{\mu_{0}I}{4\pi r}(\pi - 1)$
3. C.
   $\frac{\mu_{0}I}{2\pi r}(\pi + 1)$
4. D.
   $\frac{\mu_{0}I}{2\pi r}(\pi - 1)$

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1. A.
   $\left( R_{1}^{3} + R_{2}^{3} + R_{3}^{3} \right)^{\frac{1}{3}}$
2. B.
   $\ \left( R_{1}^{2} + R_{2}^{3} - R_{3}^{3} \right)^{\frac{1}{3}}$
3. C.
   $\ \left( R_{1}^{3} + R_{2}^{3} + R_{3}^{3} \right)$
4. D.
   $\left( R_{1} + R_{2} + R_{3} \right)^{3}$

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

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1. A.
   $\frac{1}{44}$
2. B.
   $\frac{1}{188}$
3. C.
   $\frac{1}{204}$
4. D.
   $\frac{1}{243}$

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1. A.
   800
2. B.
   1000
3. C.
   1200
4. D.
   1400

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1. A.
   $3:4$
2. B.
   $4:3$
3. C.
   $9:16$
4. D.
   $16:9$

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1. A.
   $\frac{15}{2}f$
2. B.
   $\frac{8}{15}f$
3. C.
   $\frac{6}{5}f$
4. D.
   $\frac{15}{18}f$

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1. A.
   $\left( 0.75 \times 10^{+ 3} \right)\lambda_{1}$
2. B.
   $\left( 1.75 \times 10^{+ 3} \right)\lambda_{1}$
3. C.
   $\left( 2.00 \times 10^{+ 3} \right)\lambda_{1}$
4. D.
   $\left( 2.25 \times 10^{+ 3} \right)\lambda_{1}$

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1. A.
   both are out of phase with each other in ' R '.
2. B.
   both are in phase in 'L' and out of phase in 'C'.
3. C.
   both are out of phase in ' $L$ ' and in phase in 'C'.
4. D.
   both are out of phase in both ' $C$ ' and ' $L$ '.

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1. A.
   $1.4 \times 10^{5}$
2. B.
   $2.8 \times 10^{5}$
3. C.
   $1.4 \times 10^{4}$
4. D.
   $2.8 \times 10^{4}$

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1. A.
   $6\%$
2. B.
   $13\%$
3. C.
   $9\%$
4. D.
   $15\%$

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1. A.
   0.4 V
2. B.
   0.8 V
3. C.
   1.2 V
4. D.
   1.6 V

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1. A.
   $\frac{3\pi^{2}}{2}$
2. B.
   $\ \frac{2\pi^{2}}{3}$
3. C.
   $\frac{\pi^{2}}{3}$
4. D.
   $\frac{\pi^{2}}{9}$

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1. A.
   20 N
2. B.
   22.5 N
3. C.
   30 N
4. D.
   36 N

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1. A.
   $\frac{9}{11}$
2. B.
   $\frac{5}{7}$
3. C.
   $\frac{11}{12}$
4. D.
   $\frac{13}{9}$

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1. A.
   $\frac{7}{400}$
2. B.
   $\frac{9}{144}$
3. C.
   $\frac{81}{175}$
4. D.
   $\frac{108}{509}$

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1. A.
   $\frac{1 - e}{1 + e}$
2. B.
   $\frac{1 + e}{1 - e}$
3. C.
   $\frac{e + 1}{e - 1}$
4. D.
   $\frac{e - 1}{e + 1}$

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1. A.
   0.02 second
2. B.
   0.05 second
3. C.
   0.2 second
4. D.
   2 second

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1. A.
   $3:2$
2. B.
   $5:4$
3. C.
   $5:3$
4. D.
   $8:3$

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1. A.
   288 Hz
2. B.
   576 Hz
3. C.
   844 Hz
4. D.
   864 Hz

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1. A.
   20 m
2. B.
   15 m
3. C.
   12 m
4. D.
   10 m

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1. A.
   $200:1$
2. B.
   $100:1$
3. C.
   $300:1$
4. D.
   $500:1$

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1. A.
   $4 \times 10^{- 6}\text{ }mol{dm}^{- 3}$
2. B.
   $4 \times 10^{- 7}\text{ }mol{dm}^{- 3}$
3. C.
   $7 \times 10^{- 7}\text{ }mol{dm}^{- 3}$
4. D.
   $3 \times 10^{- 8}\text{ }mol{dm}^{- 3}$

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1. A.
   ${ZnCl}_{2}/HCl$
2. B.
   Pd-C/quinoline
3. C.
   $Na/$ liquid ${NH}_{3}$
4. D.
   $Na/Hg$ in $H_{2}O$

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1. A.
   $\ Pb$ is oxidised to ${PbSO}_{4}$
2. B.
   $\ {PbSO}_{4}$ is oxidised to ${PbO}_{2}$
3. C.
   $\ {PbSO}_{4}$ is reduced to Pb
4. D.
   $\ {PbO}_{2}$ is reduced to ${PbSO}_{4}$

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1. A.
   Arg
2. B.
   Asp
3. C.
   Leu
4. D.
   His

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1. A.
   EDTA
2. B.
   CO
3. C.
   $F^{-}$
4. D.
   ${NH}_{3}$

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1. A.
   1
2. B.
   1.5
3. C.
   2
4. D.
   3

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1. A.
   Phenylmethanol and methanol
2. B.
   Methanol and benzoic acid
3. C.
   Methanoic acid and phenylmethanol
4. D.
   Methanoic acid and benzoic acid

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1. A.
   12
2. B.
   4
3. C.
   6
4. D.
   8

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1. A.
   Perspex
2. B.
   Polyacrylamide
3. C.
   Glyptal
4. D.
   Thermocol

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1. A.
   Ethanal
2. B.
   Propanal
3. C.
   Propanone
4. D.
   Butanone

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1. A.
   $R_{3}\text{ }N < R_{2}NH < R - {NH}_{2} < {NH}_{3}$
2. B.
   ${NH}_{3} < R - {NH}_{2} < R_{2}NH < R_{3}\text{ }N$
3. C.
   $R_{2}NH < R_{3}\text{ }N < R - {NH}_{2} < {NH}_{3}$
4. D.
   ${NH}_{3} < R_{3}\text{ }N < R_{2}NH < R - {NH}_{2}$

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1. A.
   20 J
2. B.
   32 J
3. C.
   48 J
4. D.
   68 J

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1. A.
   $\frac{1}{2}$
2. B.
   $\frac{1}{4}$
3. C.
   $\frac{8}{9}$
4. D.
   $\frac{8}{9}$

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

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1. A.
   $2\%$
2. B.
   $6\%$
3. C.
   $10\%$
4. D.
   $1.5\%$

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1. A.
   ${Cl}_{2}$
2. B.
   ${NH}_{3}$
3. C.
   $\ {SO}_{2}$
4. D.
   $H_{2}$

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1. A.
   Sodium hexanitrocobaltate(III)
2. B.
   Triamminetrinitrocobalt(III)
3. C.
   Pentaammineaquacobalt(III)iodide
4. D.
   Triamminetrinitrocobalt(III)

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1. A.
   1, 3 and 5
2. B.
   1,3 and 9
3. C.
   1,5,7 and 9
4. D.
   1,3,7 and 9

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1. A.
   2,3-dibromopentane
2. B.
   2-Bromo-3-methylbutane
3. C.
   3-Bromo-2-methylbutane
4. D.
   2,3-dibromo-2-methylbutane

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1. A.
   $10{\text{ }mol}^{- 2}{dm}^{6}{\text{ }s}^{- 1}$
2. B.
   $18{\text{ }mol}^{- 2}{dm}^{6}{\text{ }s}^{- 1}$
3. C.
   $24{\text{ }mol}^{- 2}{dm}^{6}{\text{ }s}^{- 1}$
4. D.
   $4.8{\text{ }mol}^{- 2}{dm}^{6}{\text{ }s}^{- 1}$

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1. A.
   $6.022 \times 10^{23}$
2. B.
   $1.204 \times 10^{24}$
3. C.
   $3.201 \times 10^{23}$
4. D.
   $4.821 \times 10^{22}$

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1. A.
   ${CuSO}_{4}$
2. B.
   $\ {Na}_{2}{CO}_{3}$
3. C.
   ${Na}_{2}{SO}_{4}$
4. D.
   $\ {NaNO}_{3}$

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1. A.
   Eu
2. B.
   Tb
3. C.
   Ce
4. D.
   Lu

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1. A.
   Ethoxyethane
2. B.
   Butane
3. C.
   Phenol
4. D.
   Butan-1-ol

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1. A.
   Catechol
2. B.
   Resorcinol
3. C.
   Quinol
4. D.
   Pyrogallol

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1. A.
   Aspirin
2. B.
   Methylsalicylate
3. C.
   Curcumin
4. D.
   Paracetamol

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1. A.
   Butyric acid
2. B.
   Valeric acid
3. C.
   Acetic acid
4. D.
   Formic acid

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

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1. A.
   450 mm Hg
2. B.
   560 mm Hg
3. C.
   500 mm Hg
4. D.
   400 mm Hg

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1. A.
   $\Delta H < 0$ and $\Delta S < 0$
2. B.
   $\ \Delta H > 0$ and $\Delta S > 0$
3. C.
   $\Delta H < 0$ and $\Delta S > 0$
4. D.
   $\Delta H > 0$ and $\Delta S < 0$

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1. A.
   Pauli's exclusion principle
2. B.
   Hund's rule
3. C.
   Aufbau rule
4. D.
   Heisenberg uncertainty principle

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1. A.
   Atoms of oxygen and sulphur consist two unpaired electrons in valence shell.
2. B.
   Oxygen and sulphur show -2, +4 and +6 oxidation states.
3. C.
   Oxygen is gas while sulphur is solid at room temperature.
4. D.
   Hydride of oxygen is more stable than hydride of sulphur.

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1. A.
   $1.6 \times 10^{- 13}$
2. B.
   $3.2 \times 10^{- 13}$
3. C.
   $3.2 \times 10^{- 8}$
4. D.
   $1.6 \times 10^{- 8}$

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1. A.
   $10\text{ }g{\text{ }mol}^{- 1}$
2. B.
   $20\text{ }g{\text{ }mol}^{- 1}$
3. C.
   $140\text{ }g{\text{ }mol}^{- 1}$
4. D.
   $14\text{ }g{\text{ }mol}^{- 1}$

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1. A.
   ${Cr}^{3 +}$
2. B.
   ${Sc}^{3 +}$
3. C.
   ${Cu}^{2 +}$
4. D.
   $V^{3 +}$

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1. A.
   Only 1-chloro-4-nitrobenzene
2. B.
   Only 1-chloro-2-nitrobenzene
3. C.
   Mixture of 1-chloro-2-nitrobenzene and 1-chloro-4-nitrobenzene
4. D.
   2,4,6-trinitrochlorobenzene

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1. A.
   3-Iodohexane
2. B.
   2-Iodopentane
3. C.
   2-Iodo-2-methylbutane
4. D.
   2-Iodo-3-methylbutane

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