List of top Questions asked in CBSE Class X- 2026

Observe the graph of polynomial p(x). Number of zeroes of p(x) is
Three tennis balls are just packed in a cylindrical jar. If radius of each ball is r, volume of air inside the jar is
It is given that \(\Delta ABC \sim \Delta EDF\). Which of the following is not true ?
ABCD is a parallelogram such that AF = 7 cm, FB = 3 cm and EF = 4 cm, length FD = equals
PQ is tangent to a circle with centre O. If \(\angle POR = 65^\circ\), then m\(\angle PTR\) is
A circle centred at (–1, 2) passes through the point (0, 3). Radius of the circle is
Mean and Median of a frequency distribution are 43 and 40 respectively. The value of mode is
If 2 tan A = 3, then value of sec A equals
Arc PQ subtends an angle \(\theta\) at the centre of the circle with radius 6.3 cm. If PQ = 11 cm, then the value of \(\theta\) is
\(\frac{1 + \tan^2 A}{1 + \cot^2 A}\) equals to :
In an A.P., a = –3 and S\(_{17}\) = 357. The value of a\(_{17}\) is
In the given figure, a circle is centred at (1, 2). The diameter of the circle is
Area of sector of a circle with radius 18 cm is 198 cm\(^2\). The measure of central angle is
Two different dice are rolled together. The probability that both the obtained numbers are less than 4, is
Assertion (A) : If probability of happening of an event is 0.2p, p $\gt $ 0, then p can’t be more than 5.
Reason (R) : P( \(\overline{E}\) ) = 1 – P(E) for an event E.
The value of k for which the system of linear equations \(\frac{x}{2} + \frac{y}{3} = 5\) and \(2x + ky = 7\) is inconsistent, is
PQ is tangent to a circle with centre O. If \(\angle POR = 65^\circ\), then m\(\angle PTR\) is
Observe the graph of polynomial p(x). Number of zeroes of p(x) is
Assertion (A) : (\(\sqrt{3}\) + \(\sqrt{5}\)) is an irrational number.
Reason (R) : Sum of the any two irrational numbers is always irrational.
If the quadratic equation \(9x^2 + 8kx + 16 = 0\) has real and equal roots, then the value of k is
Arc PQ subtends an angle \(\theta\) at the centre of the circle with radius 6.3 cm. If \(\text{Length of arc } PQ = 11\) cm, then the value of \(\theta\) is
In the given figure, a circle is centred at (1, 2). The diameter of the circle is
A circle is divided into 16 identical sectors. If radius of the circle is 7 cm, area of each sector is
The \(n^{\text{th}}\) term of an A.P. is \(\sqrt{2}n + 1\). Its common difference is
An ice-cream cone of radius r and height h is completely filled by two spherical scoops of ice-cream. If radius of each spherical scoop is \(\frac{r}{2}\), then h : 2r equals