List of top Questions asked in JEE Main, VITEEE

If z1, z2, z3 are the vertices of the equilateral triangle and the z0 be its orthocentre, such that z12+z22+z32 = Kz02, then K equals

The correct order of atomic radii is:

At equilibrium the concentrations of ${\mathrm{N}}_2=3.0\times {10}^{-3}\mathrm{M},{\mathrm{O}}_2=4.2\times {10}^{-3}\mathrm{M}$ and $\mathrm{NO}=2.8\times {10}^{-3}\mathrm{M}$ in a sealed vessel at $800\mathrm{K}$. What will be ${\mathrm{K}}_{\mathrm{C}}$ for the reaction ${\mathrm{N}}_{2(\mathrm{g})}+{\mathrm{O}}_{2(\mathrm{g})}\leftrightharpoons 2{\mathrm{NO}}_{(\mathrm{g})}?$

Which of the following are the Green house gases?
A. Water vapour 
B. Ozone 
C. 1₂ 
D. Molecular hydrogen 
Choose the most appropriate answer from the options given below

A conducting loop in the plane of the paper is halfway into the magnetic field (which points into the page). If the magnetic field begins to increase rapidly in strength, what happens to the loop?

Max value of x+3y subject to conditions x+y≤4, 0≤x≤3 & 0≤y≤2 is?

The value of c for which the mean value of the theorem hols for the function f(x) = 2x - x 2 on the interval [0,1] is:

Cos x+y cosx cos x-y are in hp then \(\frac{cosx*secy}{2}\) is

Perpendicular distance of the point P (3,5,6) from Y-axis is

Area of the greatest rectangle that can be inscribed in the ellipse\( \frac{x_2 }{a_2} +\frac{ y_ 2 }{b_2} = 1\) is

The arithmetic mean and the harmonic mean between 2 numbers are 27 and 12 respectively, then their geometric mean is given by:

A cylindrical wire is stretched to increase its length by 10%. Percentage increase in its resistance is:

A 12V battery, a 12 Ω resistor and a 4 Ω resistor are connected. The voltage across 12Ω resistor is that across

The rest mass of photon is____.

The amino acid residue that favors the occurrence of a turn in the protein structure is

All the letters of the word PUBLIC are written in all possible orders and these words are written as in a dictionary with serial numbers. Then the serial number of the word PUBLIC is: \\ \\

Let line L pass through the point \( (0, 1, 2) \), intersect the line \( {2 = {3 = {4 \), and be parallel to the plane \( 2x + y - 3z = 4 \). Find the distance of the point \( P(1, -9, 2) \) from line L. \\

Let the vectors \( , , \) represent three coterminous edges of a parallelepiped of volume \( V \). Then the volume of the parallelepiped, whose coterminous edges are represented by \( , + \) and \( + 2 + 3 \) is equal to: \\ \\

Find out the major products from the following reactions

The number of terms of an $AP$ is even. The sum of the odd terms is $24$ and of the even terms is $30$. The last term exceeds the first by $10\frac{1}{2}$. Then the number of terms in the series is ______.

Two thin convex lenses of focal lengths f1 and f2 are separated by a horizontal distance d (where d < f1, d < f2) and their centers are displaced by a vertical separation Δ as shown in the figure.

Taking the origin of coordinates, O at the center of the first lens, the x and y-coordinates of the focal point of this lens system, for a parallel beam of rays coming from the left, are given by