List of top Questions asked in CUET (UG)

What can be placed at ‘?’ if both sides of ‘::’ have the same relationship between numbers:
85 : 42 :: 139 : ?

A parallel plate capacitor of capacitance \(1\ \mu\text{F}\) is charged to a potential difference of \(20\ \text{V}\). The distance between plates is \(1\ \mu\text{m}\). The energy density between plates of capacitor is:

Let a rod \(AB\) of length \(l\) having resistance \(r\) is moving perpendicular to a magnetic field \(B\) with constant velocity \(v\). If the ends of the rod are connected to a wire \(PQRS\) of negligible resistance, then current passing through the wire will be:

The distance estimation for which ray optics is a good approximation for an aperture of \(3\ \text{mm}\) and wavelength \(300\ \text{nm}\) would be:

Two electrons are moving with different kinetic energies. If the first electron is moving with kinetic energy \(k\) and the second electron with kinetic energy \(4k\), the ratio of their de Broglie wavelengths respectively will be:

A steady current \(I\) flows through a long straight wire of radius \(a\). The current is uniformly distributed across its cross-section. The ratio of the magnetic fields due to the wire at distances \(\frac{a}{4}\) and \(3a\) respectively from the axis of the wire is:

The Young's double slit interference experiment is performed using light consisting of \(480\ \text{nm}\) and \(600\ \text{nm}\) wavelengths to form interference patterns. The least number of the bright fringes of \(480\ \text{nm}\) light that are required for the first coincidence with the bright fringes formed by \(600\ \text{nm}\) light is:

What is the relative decrease in focal length of a lens for an increase in optical power by \(0.1\ \text{D}\) from \(2.5\ \text{D}\)?

Consider a parallel plate capacitor of area \(A\) of each plate and separation \(d\) between the plates. If \(E\) is the electric field and \(\varepsilon_0\) is the permittivity of free space between the plates, then potential energy stored in the capacitor is:

What are the respective numbers of \(\alpha\) and \(\beta\) particles emitted respectively in the following radioactive decay? \[ {}^{200}_{90}X \rightarrow {}^{168}_{80}Y \]

'Neither the manager nor the employees ________ informed about the decision.'

Choose the SYNONYM of EPHEMERAL:

Her ________ attitude towards criticism helped her grow professionally.

One who can speak two languages fluently is called a:

Identify the error: 'He is knowing the answer but refused to tell us.'

Choose the ANTONYM of LOQUACIOUS:

The politician's speech was so ________ that even his opponents were moved.

'To burn the midnight oil' means:

'The team ________ playing exceptionally well this season.'

Choose the SYNONYM of AMELIORATE:

Which of the following is NOT a 'Main Worker' as per Indian Census?

Statement I: The density of population in India is 382 persons per sq km.
Statement II: Arunachal Pradesh has the lowest density of 17 persons per sq km.