List of top Questions asked in CBSE Class X- 2026

Which of the following is a poor conductor of electricity?
\(ABCD\) is a parallelogram such that \(AF = 7 \text{ cm}\), \(FB = 3 \text{ cm}\) and \(EF = 4 \text{ cm}\), length \(FD\) equals
Two different dice are rolled together. The probability that both the obtained numbers are less than 4, is
In the given figure, O is the centre of the circle. PQ and PR are tangents. Show that the quadrilateral PQOR is cyclic.
Prove that :
\(\frac{\tan \theta}{1 - \cot \theta} + \frac{\cot \theta}{1 - \tan \theta} = 1 + \tan \theta + \cot \theta\).
Assertion (A): Carbon shares its valence electrons with other atoms of carbon or with atoms of other elements.
Reason (R): The shared electrons belong to the outermost shells of both the atoms and lead to both atoms attaining the noble gas configuration.
Find the coordinates of the points of trisection of the line segment joining the points \( A(-1, 4) \) and \( B(-3, -2) \).
If \( \frac{\sec \alpha}{\text{cosec} \beta} = p \) and \( \frac{\tan \alpha}{\text{cosec} \beta} = q \), then prove that \( (p^2 - q^2) \sec^2 \alpha = p^2 \).
An SBI health insurance agent found the following data for distribution of ages of 100 policy holders. Find the modal age and median age of the policy holders.
In the given figure, PA and PB are tangents to a circle centred at O. If \( \angle OAB = 15^\circ \), then \( \angle APB \) equals :
How many zeroes does p(x) = (x $-$ 2)(x + 3) have ?
From a point on the ground, which is 60 m away from the foot of a vertical tower, the angle of elevation of the top of the tower is found to be \( 45^\circ \). The height (in metres) of the tower is :
Given cot \(\theta\) = 3, the value of cos \(\theta\) is :
A chord of a circle, of radius 14 cm, subtends an angle of \(60^{\circ}\) at the centre. Find the area of the smaller sector and perimeter of the smaller segment.
A person on tour has ₹ 5,400 for his expenses. If he extends his tour by 5 days, he has to cut down his daily expenses by ₹ 180. Find the original duration of the tour and daily expense.
List out the qualities of self-motivated people.
Enumerate any two ways to overcome barriers to effective communication.
A person needs a lot of money to start a business. Discuss if it is true or a misconception?
Elaborate on the term Drag and Drop.
Club sandwich is an example of:
Ham and chicken salad comes under which category of salads?
The fruit having thin epicarp, fleshy mesocarp and stone like hard endocarp is
Identify the component of food that plays the role of growth and repair in our body.
What does an (upright) straight body posture convey or show?
Choose the option which defines sustainable development.