List of top Questions asked in Delhi UMET/DPMT

Two identical concentric rings each of mass $m$ and radius $R$ are placed perpendicularly. What is the moment of inertia about axis of one of the rings

The angle of minimum deviation for a prism is $40^{\circ} $ and the angle of the prism is $60^{\circ} $ . The angle of incidence in this position will be

Consider a vehicle going on a horizontal road towards east. Neglect any force by the air. The frictional force on the vehicle by the road

Subunits of $80S$ ribosome are

Opening of stomaia is not affected by

In which of the following wavelength, photosystem-$I$ is inactive?

Law of limiting factor of photosynthesis was proposed by

Which of the following event occurs during $G_{1}$ -phase?

Competition of species leads to

In the following reaction $NH _{4}^{+}+ BiN \rightarrow NH _{3}+ Bi ^{3+} NH _{4}^{+}$ is acting as an

In the following complex compound $\left[ Co \left( NH _{3}\right)_{4} Cl _{2}\right]^{+}$, Co and $Cl$ are collinear. Which of the following structures is possible?

In the given compound which of the following hydrogens is most acidic? $\underset{(a)}{CH_3} -\underset{(b)}{CH_2} -\overset{\underset{||}{O}}{C} -\underset{(c)}{CH_3}$

The following solids are formed by $X,\, Q$ and $Z.\, XY_{2},\,X_{2}Z,\,QZ$ . Then the formula of the compound formed by $Q$ and $Y$ is

Identify $B$ in the following reaction

In $L-C-R$ resonant circuit what is the phase angle $ \phi$ ?

What is size of gold nuclei?

A body is moving forward and backward. Change in frequency observed by the body of a source is $2 \%$. What is velocity of the body? (Speed of sound is $300\, ms ^{1}$ )

A rod of length $L$ and mass $m$ is kept vertically on the ground. Its potential energy is

Which of the following is not present in a nucleotide?

A voltmeter having a resistance of $ 998 O $ is connected to a cell of emf 2 V and internal resistance $ 2 O $ . The error in the measurement of emf will be

Red list of plant species of India is formed by

Pepsinogen is secreted by

$\Psi^{2}=0$ represent

The compound

$A$ when added to silica will give $B A$ and $B$ are