List of practice Questions

The average age of 20 students in a class is 15 years. If the teacher’s age is including, the average increases by 1. What is the teacher’s age?

You have a 9 x 9 x 9 cm box. How many cubes of side 5 cm will you be able to fit inside it?

A determinant is chosen at random from the set of order 2 with elements 0 or 1 only. The probability that the determinant chosen non zero is

A magnet of total magnetic moment $10^{-2} \hat{i} \; A-m^2$ is placed in a time varying magnetic field, $B \hat{i} (\cos t\omega t)$ where $B = 1 $Tesla and $\omega = 0.125 \; rad/s$. The work done for reversing the direction of the magnetic moment at $t = 1$ second, is :

Poly-$\beta$-hydroxybutyrate-co-$\beta$ hydroxyvalerate (PHBV) is a copolymer of___.

The correct statement regarding the given Ellingham diagram is:

When neutral or faintly alkaline KMnO4 is treated with potassium iodide, iodide ion is converted into 'X'. 'X' is -

Both, autogamy and geitonogamy are prevented in

Conjugate base for Bronsted acids $H_2O$ and $HF$ are:

Select the correct option.

The distance covered by a particle undergoing SHM in one time period is (amplitude = A) :

The reaction in which $2$ molecules of chlorobenzene reacts with metallic sodium in presence of dry ether forming diphenyl is an example of,

Two small drops of mercury, each of radius $R$, coalesce to form a single large drop. The ratio of the total surface energies before and after the change is

What is the atomicity of aluminium phosphate?

In moving coil galvanometer, strong horse shoe magnet of concave shaped pole pieces is used to

Orbital having 3 angular nodes and 3 total nodes is :-

The given figure represents the Malpighian body. Identify the labelled parts $A$ to $D$ and select the correct option

According to Immanuel Kant rational formal knowledge is:

'Jus cogens' means:

The following Committee cannot hear individual complaints of human rights violations:

The right of private defense of property against theft continues till:

If any dispute arises regarding publication of work, _____ will be the final authority to decide the same

In the case of a work made or first published by or under the direction or control of any public undertaking, _____ shall,in the absence of any agreement to the contrary,be the first owner of the copyright therein.

The minimum number of judges of the Supreme Court who are to sit to decide any case involving a substantial question of law as to the interpretation of the Constitution shall be:

The recent amendment to the Constitution of India paving way for 10% reservation for Economically Weaker sections was done by amending: