List of top Questions asked in AP POLYCET

An element \(_{13}X^{27}\) forms ionic compound. What is the charge on \(X\) in ionic compound:
The number of electrons gained by non-metallic element is equal to its
An element ‘X’ belongs to 2nd group and 3rd period. What is its valency?
If \(sinα+sinβ+sinγ=3\), then \(cosα+cosβ+cosγ =\)
If a sin 45°= b cosec 30°, then the value of \(\frac {a^4}{b^4}\) is
The angle between paraxial rays and principal axis is
Identify the correct statement.
The pair of substances which have the same value of specific heat is
The lens which is bounded by one-curved surface is
In what ratio, Y-axis divides the line segment joining the points P(-4, 2) and Q(8, 3)?
Saturated hydrocarbons contain
In \(△ABC\), \(DE || BC\), \(\frac {AD}{DB}=\frac 35\) and \(AC=5.6\) cm, then \(AE =\)\(?\)
If two towers of heights h1, and h2 subtend angles of 30° and 60° respectively at the midpoint of the line joining their feet, then the ratio of h1: h2 is
If the zeroes of the quadratic polynomial \(ax^2+bx+c \  (c≠0)\) are equal, then
Faraday's laws of electromagnetic induction is a consequence of
Poling process is used to
Blue colour of the sky is due to the scattering of light by the atmospheric molecules of
Replacing one hydrogen from NH3, by alkyl group will result in the formation of
Pick the correct answer from the following two statements :
  1. Ohm's law is applicable to semiconductors.
  2. Ohm's law is applicable to metallic conductors.
IV A group elements are called
Linus Pauling proposed the concept of
If \(α,β,γ\) are the roots of \(4x^3-6x^2+7x+3=0\), then the value of \(αβ+βγ+γα\) is
A light ray bends away from normal when it travels from
The phenomenon of electromagnetic induction involves the process of
The number of degenerate orbitals present in 4d subshell is