List of top Questions asked in KEAM

Find out the mismatched pair.
According to Freundlich adsorption isotherm, the amount of gas adsorbed at very high pressure
One mole of solid iron was vaporized in an oven at its boiling point of 3443 K and enthalpy of vaporization of iron is 344.3 kJ mol$^{-1}$. The value of entropy vaporization (in J mol$^{-1}$) of iron is
A particle moving in a circular path has an angular momentum of L. If the frequency of rotation is halved, then its angular momentum becomes
How many numbers with no more than three digits can be formed using only the digits $1$ through $7$ with no digit used more than once in a given number?
The self-inductance of an air core solenoid of $100$ turns is $1\, mH$. The self-inductance of another solenoid of $50\, turns$ (with the same length and cross-sectional area) with a core having relative permeability $500$ is
The angle between the linear momentum and angular momentum of a particle in circular motion is
A packet is dropped from a flight ascending with a velocity at height of 10 km. If the packet takes 100 s to reach the ground,^then the velocity of the flight is (Take = 10 ms$^{-2}$ )
Pick out the wrong statement
The repeating unit present in Nylon $6$ is
Which one of the following is not a neurologically active drug?
Two bulbs 60 W and 100 W designed for voltage 220 V are connected in series across 220 V source. The net power dissipated is
Two fast moving particles X and Y are associated with de Broglie wavelengths 1 nm and 4 nm respectively. If mass of X is nine times the mass of Y, the ratio of kinetic energies of X and Y would be
The quantity which has the same dimensions as that of gravitational potential is
Which one of the following is not an allylic halide?
The total number of acyclic structural isomers possible for compound with molecular formula $C_4H_{10}O$ is
Match the following and choose the correct combination from the options given
The torque of a force$\overrightarrow{F} = 2\hat{i} - 3\hat{j} +5\hat{k}$ acting at a point whose position vector $\overrightarrow{r} = 3\hat{i} - 3\hat{j} + 5\hat{k}$about the origin is
The wavelength (in cm) of second line in the Lyman series of hydrogen atomic spectrum is (Rydberg constant = R cm$^{-1}$)
In an inelastic collision
The vibrations of a string of length $60\, cm$ fixed at both the ends are represented by the equation $y=2 sin \left(\frac{4\pi x}{15}\right) cos \left(96\pi t\right)$ where $x$ and $y$ are in cm. The maximum number of loops that can be formed in it is
Match Column I with Column II and choose the correct option.
Match Column I with Column II and Column HI. Choose the correct option.
Which of the following stages of aerobic respiration takes place in the matrix of the mitochondrion? I $\quad$Oxidative decarboxylation of pyruvic acid II $\quad$Glycolysis III$\quad$ Krebs cycle IV$\quad$ Oxidative phosphorylation
Which one of the following is correct explanation for the floral formula $\quad\quad\% \Theta K_{\left(5\right)} C_{1+2+\left(2\right)}A_{\left(9\right)+1 }G_{1}$