MCQ - TNPSC JTO

JTO - 540 - Trade - Workshop Calculation Science

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

193)   

 The area of a segment of a circle with radius 10 cm and angle 60° is approximately: 

A.
B.
C.
D.
194)   

 A conical vessel of radius 4.2 cm and height 8.4 cm is completely filled with water. This water is poured into a cylindrical vessel of radius 3.5 cm. What is the height of water in the cylinder?

A.
B.
C.
D.
195)   

 A cube has the same volume as a cylinder of radius 3 cm and height 28 cm. What is the edge of the cube?

A.
B.
C.
D.
196)   

A circular wire of radius 10 cm is bent into the shape of a square. What is the area of the square?

A.
B.
C.
D.
197)   

The radius of a cone is doubled and the height is halved. What is the ratio of the new volume to the original? 

A.
B.
C.
D.
198)   

A hollow cylindrical pipe has outer radius 6 cm, inner radius 4 cm, and height 10 cm. What is the total surface area (TSA)?

A.
B.
C.
D.
199)   

A large cylindrical water tank is 3 m in diameter and 5 m high. How many litres can it hold (approximately)? 

A.
B.
C.
D.
200)   

The volume of a hollow cylinder is 4400 cm³. Outer radius is 10 cm, height is 14 cm. Find inner radius.

A.
B.
C.
D.