TNTET Paper 2 - Area circumference of circles and surface area of solids. Online Test (MCQ Quiz)

1. What is the formula for the area of a circle?

A) 2πr B) πr² C) 2πr² D) πd

2. What is the formula for the circumference of a circle?

A) πr² B) 2πr C) πd² D) 2πd

3. If the radius of a circle is 7 cm, what is its area? (Use π = 22/7)

A) 154 cm² B) 44 cm² C) 88 cm² D) 616 cm²

4. If the radius of a circle is 7 cm, what is its circumference? (Use π = 22/7)

A) 154 cm B) 44 cm C) 88 cm D) 22 cm

5. What is the diameter of a circle if its radius is 10 cm?

A) 5 cm B) 15 cm C) 20 cm D) 100 cm

6. What is the radius of a circle if its diameter is 24 cm?

A) 6 cm B) 12 cm C) 24 cm D) 48 cm

7. If the circumference of a circle is 88 cm, what is its radius? (Use π = 22/7)

A) 7 cm B) 14 cm C) 28 cm D) 44 cm

8. If the area of a circle is 154 cm², what is its radius? (Use π = 22/7)

A) 7 cm B) 14 cm C) 28 cm D) 49 cm

9. What is the surface area of a cube with side length 's'?

A) s² B) 4s² C) 6s² D) 8s²

10. What is the formula for the lateral surface area of a cuboid with length 'l', breadth 'b', and height 'h'?

A) 2(lb + bh + hl) B) 2(lb + hl) C) 2(bh + hl) D) 2(l + b)h

11. What is the total surface area of a cuboid with length 'l', breadth 'b', and height 'h'?

A) 2(lb + bh + hl) B) 2(l + b)h C) 4(l + b + h) D) l² + b² + h²

12. What is the surface area of a cylinder with radius 'r' and height 'h'?

A) 2πr(r + h) B) 2πrh C) πr²h D) 4πr²

13. What is the lateral surface area of a cylinder with radius 'r' and height 'h'?

A) 2πr(r + h) B) 2πrh C) πr²h D) 4πr²

14. What is the surface area of a sphere with radius 'r'?

A) πr² B) 2πr² C) 4πr² D) (4/3)πr³

15. What is the surface area of a cone with radius 'r' and slant height 'l'?

A) πr(r + l) B) πrl C) 2πrl D) 3πrl

16. A cube has a side length of 5 cm. What is its surface area?

A) 25 cm² B) 100 cm² C) 150 cm² D) 125 cm³

17. A cuboid has dimensions 10 cm x 5 cm x 3 cm. What is its total surface area?

A) 90 cm² B) 150 cm² C) 190 cm² D) 200 cm²

18. A cylinder has a radius of 4 cm and a height of 10 cm. What is its surface area? (Use π = 3.14)

A) 351.68 cm² B) 125.6 cm² C) 251.2 cm² D) 502.4 cm²

19. A sphere has a radius of 3 cm. What is its surface area? (Use π = 3.14)

A) 28.26 cm² B) 84.78 cm² C) 113.04 cm² D) 254.34 cm²

20. A cone has a radius of 6 cm and a slant height of 10 cm. What is its surface area? (Use π = 3.14)

A) 188.4 cm² B) 282.6 cm² C) 376.8 cm² D) 628 cm²

21. What is the area of a semicircle with radius 'r'?

A) πr² B) 2πr C) (1/2)πr² D) πr

22. What is the perimeter of a semicircle with radius 'r'?

A) πr B) 2πr C) πr + 2r D) 2πr + r

23. A circle has an area of 616 cm². What is its diameter? (Use π = 22/7)

A) 14 cm B) 28 cm C) 56 cm D) 7 cm

24. A circle has a circumference of 44 cm. What is its diameter? (Use π = 22/7)

A) 7 cm B) 14 cm C) 22 cm D) 44 cm

25. The radius of a circular garden is 14 meters. Find its area. (Use π = 22/7)

A) 44 m² B) 88 m² C) 154 m² D) 616 m²

26. The circumference of a circular plot is 132 meters. Find its radius. (Use π = 22/7)

A) 7 meters B) 14 meters C) 21 meters D) 42 meters

27. A rectangular sheet has dimensions 20 cm x 10 cm. If it is rolled to form a cylinder with height 10 cm, what is the radius of the cylinder?

A) 10/π cm B) 20/π cm C) 20 cm D) 10 cm

28. A cuboid has a volume of 120 cm³. If its length is 6 cm and breadth is 5 cm, what is its height?

A) 2 cm B) 3 cm C) 4 cm D) 5 cm

29. The surface area of a sphere is 154 cm². Find its radius. (Use π = 22/7)

A) 3.5 cm B) 7 cm C) 10.5 cm D) 14 cm

30. The lateral surface area of a cylinder is 880 cm² and its base radius is 14 cm. Find its height. (Use π = 22/7)

A) 10 cm B) 20 cm C) 30 cm D) 40 cm

31. A cone's radius is 3 cm and its height is 4 cm. Find its slant height.

A) 5 cm B) 6 cm C) 7 cm D) 8 cm

32. What is the volume of a cylinder with radius 'r' and height 'h'?

A) 2πrh B) πr²h C) (1/3)πr²h D) 4πr²

33. What is the volume of a cone with radius 'r' and height 'h'?

A) 2πrh B) πr²h C) (1/3)πr²h D) 4πr²

34. What is the volume of a sphere with radius 'r'?

A) πr² B) 4πr² C) (4/3)πr³ D) (1/3)πr³

35. What is the volume of a cuboid with length 'l', breadth 'b', and height 'h'?

A) lbh B) 2(lb + bh + hl) C) 4(l + b + h) D) l² + b² + h²

36. What is the volume of a cube with side length 's'?

A) s² B) 6s² C) s³ D) 3s

37. If the diameter of a circle is 28 cm, what is its area? (Use π = 22/7)

A) 154 cm² B) 616 cm² C) 2464 cm² D) 44 cm²

38. If the circumference of a circle is 66 cm, what is its radius? (Use π = 22/7)

A) 7 cm B) 10.5 cm C) 21 cm D) 33 cm

39. A cylinder has a radius of 7 cm and its volume is 1540 cm³. Find its height. (Use π = 22/7)

A) 10 cm B) 20 cm C) 30 cm D) 40 cm

40. A cone has a radius of 9 cm and a height of 12 cm. Find its volume. (Use π = 3.14)

A) 339.12 cm³ B) 1017.36 cm³ C) 108 cm³ D) 324 cm³

41. A sphere has a diameter of 6 cm. Find its volume. (Use π = 3.14)

A) 18.84 cm³ B) 56.52 cm³ C) 113.04 cm³ D) 226.08 cm³

42. The total surface area of a cube is 294 cm². What is the length of its side?

A) 7 cm B) 6 cm C) 5 cm D) 4 cm

43. A cuboid has a total surface area of 200 cm². If its length is 8 cm and breadth is 6 cm, find its height.

A) 2 cm B) 3 cm C) 4 cm D) 5 cm

44. The radius of a circle is increased by 10%. By what percentage does its area increase?

A) 10% B) 20% C) 21% D) 100%

45. If the radius of a circle is doubled, its circumference is:

A) Halved B) Doubled C) Tripled D) Quadrupled

46. If the radius of a circle is doubled, its area is:

A) Halved B) Doubled C) Tripled D) Quadrupled

47. The ratio of the circumference to the diameter of any circle is:

A) π/2 B) 2π C) π D) 1/π

48. If the area of a circle is A, what is its radius?

A) √(A/π) B) √(Aπ) C) A/π D) A/(2π)

49. What is the surface area of a hemisphere with radius 'r'?

A) 2πr² B) 3πr² C) 4πr² D) (2/3)πr³

50. A spherical ball has a radius of 6 cm. What is its volume? (Use π = 3.14)

A) 72 cm³ B) 226.08 cm³ C) 904.32 cm³ D) 75.36 cm³

Area circumference of circles and surface area of solids. - Online Test

Test Results