List of top Questions asked in COMEDK UGET

In an inelastic collision, which of the following is true?
The reaction, $ { CH_3CH_2I + KOH_{(aq)} -> CH_3CH_2OH + KI}$ is classified as
The universal gas law $\left( \frac{PV }{T} = { constant} \right)$ is applicable to
An endothermic reaction, $A \to B$ has an activation energy as $x\, kJ/mol$. If the energy change of the reaction is $y\, kJ$, the activation energy of the reverse reaction is
If the coefficients of $x^5$ and $x^6$ in $\left(2+\frac{x}{3}\right)^{n}$ are equal, then $n$ is
Consider an experiment $E$ in which a box contains $10$ identical tickets numbered $1$ to $10$ and $2$ tickets are drawn at random from the box. What is the probability that both the tickets have even numbers on them?
The value of $\int^2_{-2}(ax^3+bx +c)dx$ depends on the
Let $x$ be a number which exceeds its square by the greatest possible quantity, then $x$ =
$\int^{\frac{\pi}{2}}_0 \log(\tan\,x)dx=$
The value of $\frac{\tan 330^{\circ} \sec 420^{\circ} \sin 300^{\circ}}{\tan 135^{\circ} \sin 210^{\circ} \sec 315^{\circ} } $ is equal to
A policeman on duty detects a drop of $15 \%$ in the pitch of the horn of a motor car as it crosses him. If the velocity of sound is $330 \, m \, s^{-1}$ , calculate the speed of the car.
Two boys are standing at ends $A$ and $B$ of a ground where $AB = 200\, m$. The boy at B starts running in a direction perpendicular to $AB$ with a speed of $6\, m \,s^{-1}$? The boy at A starts simultaneously with a velocity of $10 \, m \, s^{-1}$ and catches the other at time t where the time $t$ is
The $TV$ signals have a bandwidth of $3.7\, MHz$. The number of $TV$ channels that can be accommodated with a band of $3700 \,GHz$ is
A hospital uses an ultrasonic scanner to locate tumors in a tissue. The operating frequency of the scanner is $4.2 \, MHz$. The speed of sound in a tissue is $1.7 \, km \, s^{-1}$. The wavelength of sound in the tissue
The increase in the height of the tower of height $200\,m$ to get its coverage range tripled is
A pump on the ground floor of a building can pump up water to fill the tank of $30\, m^3$ in $15\,min$. If the tank is $40\,m$ above the ground, and the efficiency of the pump is $30\,%$, the power consumed by the pump is $(g = 10 \, m \, s^{-2})$
If $f\left(x\right) = \frac{2x -3}{3x+4} $ then $f^{-1} \left(\frac{-4}{3}\right) = $
What is added to the blood during haemodialysis to prevent blood clotting?
The rate of a chemical reaction doubles for every 10� rise in temperature. If the temperature increases by 60�, the rate of reaction increases
Density of $3\,M$ solution of $NaCl$ is $1.25 \,g/mL$ The mass of the solvent in the solution is
The solution of $\left(x+y\right)^{2} \left(x \frac{dy}{dx}+y\right)=xy \left(1 +\frac{dy}{dx}\right) $ is
Which of the following inert gas compounds is not formed?
Which of the following statements about the food chain is false?
Which one of the following is the unique feature of angiosperms?
What percentage of impurities make domestic sewage unfit for human use?