Exam Questions & Step-by-Step Markschemes (44 Problems)
Question 1 • 2023
1 Marks
If a bicycle wheel makes 5000 revolutions in moving 11 km, then the diameter of the wheel is:
Answer: (c) 70 cm
Question 2 • 2025
1 Marks
A piece of wire 20 cm long is bent into the form of an arc of a circle of radius \frac{60}{\pi} cm. The angle subtended by the arc at the centre of the circle is:
Answer: Option (B) : 60^\circ
Question 3 • 2026
1 Marks
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
Answer: Option (D) : 100^\circ
Question 4 • 2026
1 Marks
An arc of length 2.2 cm subtends an angle \theta at the centre of the circle with radius 2.8 cm. The value of \theta is
Answer: Option (C) : 45^\circ (1 Mark)
Question 5 • 2025
1 Marks
An arc of length 22 cm subtends an angle of x^\circ at the centre of the circle. If radius of circle is 36 cm, the value of x is
Answer: Option (A) : 35
Question 6 • 2025
1 Marks
An arc of length ' l ' subtends an angle of 15^\circ at the centre of a circle of radius 8.4 cm. The value of l is
Answer: Option (B) : 2.2 cm