List of top Questions asked in MHT CET- 2025

Which among the following ligands has highest field strength?

What is the number of moles of hydrogen atoms required to reduce one mole of nitroethane completely using Sn and HCl ?

Find the rate of following reaction.

\[ 2 \mathrm{~N}_2 \mathrm{O}_{5(\mathrm{~g})} \longrightarrow 4 \mathrm{NO}_{2(\mathrm{~g})}+\mathrm{O}_{2(\mathrm{~g})} \]

if concentration of \(\mathrm{NO}_2\) increases to \(5.2 \times 10^{-3} \mathrm{M}\) in 100 seconds.

Identify correct statement for reaction stated below.

\[ \mathrm{Ag}_2 \mathrm{O}+\mathrm{H}_2 \mathrm{O}+2 \mathrm{e}^{-} \longrightarrow 2 \mathrm{Ag}+2 \mathrm{OH}^{-} \]

Which from following reactions is exothermic?

Identify product ' B ' in the following sequence of reactions.

\[ \text { 1,2-Dibromoethane } \xrightarrow[\text { alcohol }]{\mathrm{KOH}} A \xrightarrow{\text { sodamide }} B \]

A thermometer bulb has volume \(10^{-6} \mathrm{~m}^3\) and cross-section of the stem is \(0.002 \mathrm{~cm}^2\). The bulb is filled with mercury at \(0^{\circ} \mathrm{C}\). If the thermometer reads temperature as \(100^{\circ} \mathrm{C}\), then the length of mercury column is (coefficient of cubical expansion of mercury \(=18 \times 10^{-5} /{ }^{\circ} \mathrm{C}\) )

Identify the reagent R necessary to bring the following conversion.

Which among the following salts forms basic solution in water?

Two spherical black bodies have radii ' \(R_1\) ' and ' \(R_2\) '. Their surface temperatures are \(T_1 K\) and \(T_2 K\) respectively. If they radiate the same power, the ratio \(\frac{R_1}{R_2}\) is

If \(\vec{P}=b \hat{i}+6 \hat{j}+\hat{k} \quad\) and \(\quad \vec{Q}=\hat{i}-a \hat{j}+4 \hat{k} \quad\) are perpendicular to each other, also \(3 \mathrm{~b}-\mathrm{a}=5\). The value of \(a\) and \(b\) is

The amplitude of a damped oscillator becomes \(\left(\frac{1}{3}\right)^{\mathrm{rd}}\) of original amplitude in 2 seconds. If its amplitude after 6 second become \(\left(\frac{1}{n}\right)\) times the original amplitude, the value of \(n\) is ( \(n\) is non zero integer)

The acceleration (a) - time (T) graph for the body starting from rest is given below. The maximum speed of the body is

Two polaroids are oriented with their planes perpendicular to incident light and transmission axis making an angle \(30^{\circ}\) with each other. What fraction of incident unpolarised light is transmitted?

\[ \left(\cos 30^{\circ}=\sqrt{3} / 2\right) \]

Two bodies of mass 10 kg and 5 kg are moving in concentric circular orbits of radii ' R ' and ' r ' respectively such that their periods are same. The ratio between their centripetal acceleration is

The pressure ' P ', volume ' V ' and temperature ' T ' of a gas in a jar ' \(A\) ' and the gas in other jar ' \(B\) ' is at pressure ' 2 P ', volume ' \(\frac{V}{4}\) ' and temperature ' \(\frac{T}{4}\) '. Then the ratio of the number of molecules in jar A and jar B will be

Figure shows the combination of inductances and capacitances. Resonant frequency of the \(\mathrm{L}-\mathrm{C}\) circuit is

Two moles of an ideal monoatomic gas undergo a cyclic process as shown in figure. The temperatures in different states are given as \(6 \mathrm{~T}_1=3 \mathrm{~T}_2=2 \mathrm{~T}_4=\mathrm{T}_3=2400 \mathrm{~K}\). The work done by the gas during the complete cycle is ( \(\mathrm{R}=\) Universal gas constant)

Let the current ' \(I\) ' be associated with an electron of charge ' \(e\) ' moving in a circular orbit of radius ' \(r\) ' with speed ' \(v\) ' around the positively charged nucleus. The ratio \(\frac{r}{v}\) is

Three equal charges are placed on the three corners of a square as shown below. If the magnitude of force between ' \(\mathrm{q}_1\) ' and ' \(\mathrm{q}_2\) ' is ' \(\mathrm{F}_{12}\) ' and that between ' \(\mathrm{q}_1\) ' and ' \(\mathrm{q}_3\) ' is \(\mathrm{F}_{13}\), then the ratio of \(F_{13}\) to \(F_{12}\) is

A pipe open at both ends produces a fundamental frequency \(n_1\). When the pipe is kept with \(\frac{3^{\text {th }}}{4}\) of its length in water, it produces a note of fundamental frequency \(\mathrm{n}_2\). The ratio of \(\frac{\mathrm{n}_1}{\mathrm{n}_2}\) is

A wind with speed \(50 \mathrm{~m} / \mathrm{s}\) blows parallel to the roof of a house. The area of the roof is \(300 \mathrm{~m}^2\). Assume that the pressure inside the house is atmospheric pressure. Density of air is \(1.2 \mathrm{~kg} / \mathrm{m}^3\). The magnitude of the force exerted by the wind on the roof will be

A current of 5 A is flowing at 220 V in a primary coil of a transformer. If the voltage produced in the secondary coil is 2200 V and \(50 \%\) of power is lost, then the current in the secondary coil will be