MCQ - TNPSC JTO

JTO - 540 - Trade - Workshop Calculation Science

UNIT - 6 - Mensuration - Area of Cut-Out Regular

17)   

A circle has a radius of 14 cm. Find the area of the segment when the central angle is 60°. 

A.
B.
C.
D.
Answer: A
18)   

A cylindrical tank has a radius of 2 m and a height of 5 m. What is its capacity in liters? 

A.
B.
C.
D.
Answer: A
19)   

A solid is made by combining a cylinder (radius 4 cm, height 6 cm) with a hemisphere (radius 4 cm). Find the total volume of the solid. 

A.
B.
C.
D.
Answer: B
20)   

Find the area of a regular hexagon with a side length of 6 cm. 

A.
B.
C.
D.
21)   

Calculate the area of an ellipse with a major axis of 10 cm and minor axis of 6 cm.

A.
B.
C.
D.
22)   

A sphere has a radius of 7 cm. Find its surface area.

A.
B.
C.
D.
23)   

Find the perimeter of a semicircle with a radius of 14 cm.

A.
B.
C.
D.
24)   

A cone has a radius of 6 cm and height of 9 cm. Find its volume. 

A.
B.
C.
D.
25)   

A playground is shaped like a rectangle with dimensions 40 m × 20 m, and a circular garden with a radius of 7 m is in the center. Find the remaining area of the playground. 

A.
B.
C.
D.
26)   

Find the area of a regular pentagon with a side length of 5 cm and an apothem of 3.5 cm. 

A.
B.
C.
D.
27)   

A segment of a circle has a radius of 21 cm and a central angle of 90°. Find the area of the segment. 

A.
B.
C.
D.
28)   

Find the volume of a hexagonal prism with a side length of 6 cm, height of 10 cm, and apothem of 5.2 cm. 

A.
B.
C.
D.
29)   

A hexagonal tank with a base edge of 2 m and a height of 3 m is to be filled with water. Calculate the capacity of the tank in liters. 

A.
B.
C.
D.
30)   

A semicircular arc (radius 7 cm) is joined to a rectangle of length 14 cm and width 7 cm. Find the perimeter of the combined shape.

A.
B.
C.
D.
31)   

A hollow sphere has an outer radius of 7 cm and an inner radius of 5 cm. Find its total surface area.

A.
B.
C.
D.
32)   

A circular pond of radius 14 m is surrounded by a rectangular path of width 5 m. Find the area of the rectangular path. 

A.
B.
C.
D.