List of top Questions asked in COMEDK UGET- 2026

Which one of the following is the extensive property of a thermodynamic system?
A battery of emf 10 volts and internal resistance 3 \(\Omega\) is connected to a resistor. If the current in the circuit is 0.5 A, what is the resistance of the resistor?
A concave mirror is used to form an image of an object. The object distance (u) is 30 cm and the image distance (v) is 15 cm. Calculate the focal length (f) of the mirror.
A train starting from rest attains a velocity of 72 km/h in 5 minutes. Assuming that the acceleration is uniform. The distance travelled by train for the above velocity is
A square matrix P satisfies \(P^2 = I - P\). If \(P^n = 5I - 8P\) then n is equal to
Two numbers P and Q are selected from Set {1,2,3,.....,100\,then find the probability of P.Q is divisible by 5.}
If the sum of the first four terms of an A.P. is 6 and the sum of its first six terms is 4 , then the sum of its first twelve terms is
The mean of some observations is 54. If each observation is increased by 8 and its sum is divided by 2, then what is the mean of the resulting observations?
Out of 8 students in Section Alpha, 10 students in Section Beta and 12 students in Section Gamma, a teacher wants to create a team of three to represent the school in inter-school quiz competition. In how many ways the team can be formed such that all the members of the team are not from the same section ?
Let \(n(A) = m\) and \(n(B) = n\), if the number of subsets of A is 56 more than of subsets of B, then \(m + n\) is equal to
Which of the following gives a Silver mirror test positively with Tollen's reagent?
The maximum energy of photoelectron depends on __________.
How many degrees of freedom are there at the triple point in a one-component system?
Which of the following is not a property of a thermodynamic system?
Which of the following has zero dipole moment ?
The volume of a small ball is calculated to be $25 \text{ cm}^3$ and it weighs $30 \text{ g}$ in air. Will this ball float or sink in water?
The magnetic field around a current-carrying solenoid is similar to the magnetic field of a:
If two thin lenses with focal lengths of +10 cm and +20 cm are placed in contact, what is the total power of the combination?
A toy car is moving in a straight line at a speed of 6 cm/s and comes to rest after a minute. How far has it traveled?
Which of the following is incorrect about charges ?
The radius of the base of a cone is increasing at the rate of 3 cm/minute and the altitude is decreasing at the rate of 4 cm minute. The rate of change of lateral surface when the radius = 7 cm and altitude = 24 cm, is
The whole area surrounded by the curve with the equations $x = a \cos^3 t, y = b \sin^3 t$ is:
The standard deviation of 100 observations is 10. If 20 is added to each observation, then what will be the new standard deviation?
The number of relations, defined on the set {a, b, c, d which are both reflexive and symmetric, is equal to:}
How many 4-digit numbers that are divisible by 4 can be formed using the digits 1, 2, 3 and 4 (repetition of digits is not allowed)?